At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Antistatic composition containing anionic and cationic surface active
agents wherein both surface active agents...
An antistatic composition comprises a hydrophilic colloid, e.g. gelatin, and a plurality of surface active agents comprising an anionic surface active agent and...
Radiographic element modified to provide protection from visual fatigue
A radiographic element including an image recording silver halide emulsion layer coated on a transparent film support and a blue anthraquinone dye. Transmission...
Duplitized color silver halide photographic element suitable for use in
rapid image presentation
Duplitized color silver halide photographic elements have an ISO of at least 25 and at least one photosensitive imaging layer or color recording unit on each...
Method for rapid processing of duplitized color silver halide
A color image can be rapidly provided by color developing an imagewise exposed, duplitized color photographic element that has an ISO of at least 25. The...
Photographic silver halide media for digital optical recording
The invention relates to a photographic element comprising a layer comprising a cyan dye forming coupler, a layer comprising a magenta dye forming coupler and a...
Electrostatographic toners and developers containing
Electrostatographic toners and developers containing (1,2-benzisothiazol-3-(2H)-ylidene 1,1-dioxide)acetate-terminated polymer charge-control agents are...
N-(2-cyanoethenyl)sulfonamides having two functionalities and toner
compositions containing them
There is provided an electrostatographic toner comprising a polymeric binder and a charge-control agent having the general structure: ##STR1## wherein A, B,...
Apparatus for thermally attaching an element to a mounting surface
An apparatus for thermally attaching includes a thermally conductive support body (36; 86) with an edge surface (38; 88), a heater cartridge (42), a...
Thermal color printer adapted to detect end of dye donor web by use of
light beams and light reflective spindle
Thermal printer adapted to detect end of dye donor web by use of light beams. The printer includes a dye donor web supply spindle having a light-reflecting...
Film slides having encoded data and methods for preparing film slides
Film slides bearing encoded data and methods for preparing them. The film slides each include a transparency having an image section bearing a visual image and a...
Method and apparatus for preparing photographic film units having image
frame associated encoded information
Method and apparatus for preparing photographic film units having image frame associated encoded data. The method has the steps of: providing a filmstrip having...
Apparatus for stacking individually fed-in sheets
The apparatus according to the invention comprises a collector bin (2) for fed sheets (5) that is made up of a sheet support (4) and a sheet stop (12). A...
Method of imaging a zirconia ceramic surface to produce a lithographic
Lithographic printing is carried out by a novel process utilizing a zirconia ceramic as a printing plate. In this process, the surface of the zirconia ceramic...
Method and apparatus for reproducing documents with variable information
Method and apparatus for optically reproducing information from an original document sheet together with electronically written additional information that may...
High duty cycle sawtooth AC charger
This invention pertains to a sawtooth AC charger (10) in which an AC voltage signal applied to sawtooth blades (12) has a duty cycle greater than 50%. Duty...
Method and apparatus of adjusting of charge level on an
electorstatographic recording medium
A method and apparatus of producing images includes a primary charger for depositing a primary electrostatic charge on an electrostatographic recording member. A...
Photographic cassette and camera equipped with a cassette according to
The invention concerns a cassette for photographic film. The cassette for photographic film according to the invention comprises: a winding spool (45); a photographic...
Electronic camera and associated printer which uses a display image
Apparatus for capturing and printing images on a photosensitive sheet is disclosed. The apparatus includes a camera for electronically storing an image of a...
Compensation apparatus for radial and vertical runout of an optical disc
An apparatus for compensating for radial and vertical runout of an optical disc using an actuator having a lens for focus of a laser beam and wherein the focus...
Actuator with reduced lens tilt error
An optical actuator is disclosed for positioning a lens to focus a laser light on a surface of a member, such as on optical disk, with minimum lens tilt error....
Catadioptric lens system incorporating diffractive achromatization
A catadioptric lens system may be operated in the telephoto mode to allow images of distant objects to be formed with large image plane magnification and be part...
Arrangement for supporting a drawer in a drawer feed scanner
A supporting arrangement for constraining unwanted motions of an original that is being supported for movement through a scanner includes a tray for transporting...
Method and system for forming multi-level halftone images from an input
A method for forming a multi-level halftone image from an input digital image having a plurality of pixels so that visibility of halftone patterns is minimized;...
Test apparatus and methods for a digital image scanning system
In a digital image scanning system, dynamic testing of digital and analog channels is performed by injecting photosite-by-photosite variable test data to...
Laser-exposed thermal recording element
A laser-exposed thermal recording element comprising a flexible support having thereon the following imaging layers in sequence: a) an electrically conductive layer,...
16 bit address access using 8 bit registers
The 16 bit program counter of an 8 bit microprocessor within a camera is used to provide a 16 character display on the camera, such that messages with a 16 bit...
Nonlinear run-length coding
An input string of binary data bits which is a random sequence of 0s and 1s is selectively spaced encoded into an output string of binary channel bits which is a...
Amplifier circuit for providing outputs as a function of sensed light
An improved amplifier architecture for providing an output as a function of light sensed by a photodetector element where the amplifier has an input for...
Optical code reader head for photographic film
An apparatus (274, 276) for reading optical code on an edge of a web of photographic film includes a housing (284) having a slot (286) through which an edge of...
Screen-printable ink-receptive compositions
This invention is a screen-printable ink receptive composition. It contains (a) a hydrophilic polymer and (b) a thickener and has (c) a viscosity of 10 to 1,000...
Attachment of gelatin-grafted polymer particles to pre-precipitated
silver halide grains
The invention describes silver halide packet emulsion grains or crystals that are conventionally precipitated using gelatin of a given isoelectric pH, surrounded...
Photographic dye image-forming process
A process for the formation of a dye image by a redox amplification process in an imagewise exposed photographic color material having at least one silver halide...
Tapeless splicing system for photographic filmstrips
A tapeless splicing system which allows the joining and separation of filmstrips without the use of tape. The system comprises forming an aperture (16, 26) in a...
Apparatus for securing a surface
An apparatus for precisely locating and instantaneously securing and releasing a first, stationary surface in proximate contact with a second, movable surface. A...
Apparatus and method for adjusting cleaning system performance on an
electrostatographic recording apparatus
An electrostatographic recording apparatus and method includes recording of electrostatic images and a patch area on an endless imaging member. The recording is...
Camera with movable first lens cover which supports movable second lens
cover which opens during movement of...
A hybrid camera (10) includes a camera housing (12); a first taking lens (16) for film photography; a second taking lens (18) for digital photography; a first...
Magnetically suspended optical recording actuator
An optical actuator is disclosed which includes a base, a moveable lens holder including an objective lens and positioned relative to the base, and at least six...
Microceramic optical shutter
A microceramic optical shutter includes a unitary ceramic body which has been formed with first and second internal cavities, a coil structure formed in the...
Technique particularly suited for use in a print preview function for
adapting CRT colorimetry to ambient...
A technique, applicable for use in implementing a print preview function in a color electronic imaging system, that, under a variety of different ambient...
Method and apparatus for digitally printing and developing images onto
A method and apparatus for printing and processing a color image onto photosensitive material. The apparatus includes a digital color printer, such as an LED,...
Apparatus and method for grey level printing with uniformity correction
A non-impact printer apparatus includes a printhead having a plurality of recording elements. Nonuniformities in emission characteristics of the recording...
Pulse width modulation method for a parallel input print head
An apparatus and method for generating all of the print levels represented by an image data signal using a parallel input print head which has an input data bus...
Method of synthesizing tert-amido-substituted 2-(2'-hydroxyphenyl)
benzotriazole compounds in a one-step process
A method for preparing a compound of formula (III): ##STR1## wherein: R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, L, Z and p are...
1,1-dioxide)-2-cyanoacetamido)phenyl acrylate compounds and polymers
Novel (2-(1,2-benzisothiazol-3(2H)-ylidene 1,1-dioxide)-2-cyanoacetamido)-phenyl acrylates are disclosed. They are useful in making novel...
Photographic imaging element containing matting agents
A photographic imaging element comprising a support, at least one light-sensitive silver halide layer, and a light-insensitive layer comprising a polymer...
Films for reproducing medical diagnostic images and processes for their
A silver halide film for reproducing digitally stored medical diagnostic images through exposure and processing, including development, fixing and drying, in 90...
Photographic developer/amplifier compositions
Processing of color photographic materials can be accomplished using an aqueous redox amplifier composition comprising a color developing agent, an antioxidant...
Black-and-white development processing method with replenishment
A photographic silver halide element, such as a radiographic film, can be developed using a black-and-white developing solution containing an ascorbic acid...
Equipment for laminating webs has a pressure sensitive roller formed of a polymeric material layer resistant to wetting by molten polyethylene resin. A web...
Color pigmented ink jet ink set
A color ink jet ink set for color printing is disclosed. The set comprises: (a) a first ink comprises a carrier and a bridged aluminum phthalocyanine pigment as a...