Quotables
"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7282243 | Pattern forming method and method of manufacturing ink jet recording head The present invention has as its object to provide a pattern forming method which, even if a pattern is formed by photolithography, can keep the edge of the opening portion of the pattern in a sharp state and yet, can make the wall surface of the recess of the patte... | 10/16/2007 |
| 6562560 | Process for treatment for high speed photographic materials A process for the treatment of a photographic material particularly a high speed photographic material, comprising an emulsion containing silver halide grains the treatment being to reduce the sensitivity of the material to ionizing radiation comprises pr... | 05/13/2003 |
| 6511795 | Process for making pictorial reproductions A process of transferring a photographic image to a stone surface, such as slate tile, provides for the use of a gelatin subbing solution in a step of preparing the stone surface for the receipt of the image. Additional steps include application of polyac... | 01/28/2003 |
| 6238856 | Silver halide color photographic material and image-forming method A silver halide color photographic material comprising a support having provided thereon at least one hydrophilic colloidal layer containing at least one color-developing agent represented by general formula (1) and at least one coupler represented by gen... | 05/29/2001 |
| 5965336 | Method for the antistatic processing of a photographic film The invention concerns the antistatic processing of photographic products. The process of the invention comprises applying an antistatic composition to the edge of a film reel. The antistatic composition may comprise an aqueous solution of an polymeric al... | 10/12/1999 |
| 5776666 | Triazolium thiolate baths for silver halide development acceleration A method of accelerating black and white development comprising contacting a negative-type silver halide photographic element during processing with a developer prebath or a developer bath comprising an accelerator compound of the formula: ##STR1## ... | 07/07/1998 |
| 5698382 | Processing method for silver halide color photographic light-sensitive material A method for processing a silver halide color photographic light-sensitive material comprising a color developing process is disclosed. The color developing process comprises the first step of supplying one of a first color developing partial solution con... | 12/16/1997 |
| 5631121 | Photographic processing It is important to control the temperature during the development stage of a photographic process in order to maximize the efficiency thereof. This is a particular problem when photographic materials are processed in high throughput processors which opera... | 05/20/1997 |
| 5068167 | High contrast photographic materials Pepper fog may be reduced in high contrast photographic materials comprising silver halide emulsion in association with a hydrazine by the presence of at least 0.001 mole per mole of silver halide of a water-soluble bromide and/or water-soluble chloride. ... | 11/26/1991 |
| 5034249 | Process for hardening layers containing proteinaceous binders Layers containing proteinaceous binders, in particular gelatin layers of the kind used, for example, in photographic recording materials, are hardened by means of an instant hardener by casting a hardening system composed of at least two layers over the l... | 07/23/1991 |
| 4914011 | Process for forming anti-halation layers of polyester photographic film supports A process for forming an anti-halation layer on the surface of a polyester photographic film support comprises the steps of (1) subjecting the surface to an activation treatment such as, for example, corona discharge treatment; (2) coating the activated s... | 04/03/1990 |
| 4853320 | Method of locally providing metal on a surface of a substrate A method of locally providing metal on a surface of a substrate, in which the substrate is provided at the surface with an electrocatalythic image. The surface is then brought into contact with an electroless metal-plating solution. The electrocatalythic ... | 08/01/1989 |
| 4845019 | Method for exposing and developing photosensitive materials The methods and apparatus disclosed herein provide commercially viable means to selectively improve the input and output characteristics of photosensitive materials, especially the output contrast variables. The present invention allows commercially avail... | 07/04/1989 |
| 4426442 | Method of producing metal images or patterns on and/or below the surface of a substrate comprising a semiconducting light-sensitive compound Producing metal images or patterns on and/or below the surface of a substrate material comprising a semiconducting light-sensitive compound, such as titanium dioxide or zinc oxide which after exposure of a metal compound releases this metal in the form of... | 01/17/1984 |
| 4384039 | Method for recording local boundary-layer flow-line directions in liquid media For the recording of local boundary-layer flow-line directions in liquid media by means of a photographic layer, (a) small reagent depots or deposits, with a volume of about 0.2 mm3, of a water-soluble substance reactive to silver ions ("chemical fl... | 05/17/1983 |
| 4361644 | Method for recording flow boundary layers in liquid media The disclosed method relates to a method for recording flow boundary layers in liquid media by photochemical means. According to the invention, surfaces which can be developed in a plane and to which a photographic film sheet is cemented are exposed under... | 11/30/1982 |
| 4350757 | Method for making visible residual moisture distributions in photographic wet film layers subjected to an oncoming flow The invention relates to a method for making visible by photochemical means residual moisture distributions in photographic wet film layers subjected to a gas flow. According to the invention, a film diffusely pre-exposed is immersed in an aqueous swellin... | 09/21/1982 |
| 4259431 | Method for making stationary heat transfer coefficient fields visible by photochemical means Stationary heat transfer coefficient fields are made visible by applying a swelled photographic film (original wet film) in daylight to the article to be exposed to the flow. The wet film obtained after it is exposed to a gas flow and removed from the art... | 03/31/1981 |
| 4250249 | Method for developing residual-moisture photographs For developing residual-moisture photographs according to the wet-film technique, a pre-treatment with a first solution of about 5% ethanolic NaOH is performed first at about 13° C. After the alkali exchange, the exposed film passes through a bath at a b... | 02/10/1981 |
| 4170478 | Photographic color developer compositions An hydroxylamine and a member selected from the group consisting of alkanolamines which are free of carboxyl substitution, aliphatic monoamino monocarboxylic acids of up to three carbon atoms, and aminobenzoic acids, are employed in combination in a photo... | 10/09/1979 |
| 4063952 | Process for hardening silver halide containing photographic layers with sulpho- or sulphoalkyl-substituted carbamoyl pyridinium compounds In a process for hardening photographic protein containing layers as quick acting hardener a carbamoyl pyridinium compound is used the pyridine ring of which carries a sulfoalkyl substituent.... | 12/20/1977 |
| 4061499 | Process for hardening silver halide photographic layers with organic asymmetric monocarbodiimides As quick-acting hardeners for protein-containing photographic layers water-soluble, organic, asymmetric monocarbodiimides containing an alkyl ammonium group and having a carbonamide group attached to the nitrogen atom are used.... | 12/06/1977 |
| 4039333 | Photographic materials having improved anti-halation layers An anti-halation layer for photographic materials comprising at least one first binder which is swollen by an aqueous alkaline solution and comprises about 10 to about 25% by weight of alkyl acrylate units, 52 to 65% by weight of alkyl methacrylate units ... | 08/02/1977 |
| 4025682 | Photographic products Integral negative-positive patterns viewable without separation of the negative-positive components. Essential elements of such film units comprise a photosensitive system which after exposure and processing can provide a diffusion transfer image pattern,... | 05/24/1977 |
| 4013468 | Method of hardening a protein-containing layer of a silver halide photographic material with an alkyl ester of 1,2-dihydroquinoline-N-carboxylic acid A process for hardening protein-containing, preferably gelatin-containing, photographic layers wherein as hardeners unsubstituted or substituted esters of 2-substituted, 1,2-dihydroquinoline-N-carboxylic acids and/or unsubstituted or substituted esters of... | 03/22/1977 |
