| Patents for G03F 1 - Originals for photomechanical production of textured or patterned surfaces, e.g. masks, photo-masks or reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof (24,849) |
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| 04/14/1981 | US4262193 Photograph multiplying factor automatic-counting scale |
| 04/14/1981 | CA1099390A1 Pneumatically actuated image scanning reader/writer |
| 04/07/1981 | US4260670 X-ray mask |
| 04/02/1981 | WO1981000827A1 Centrifugal clamp on a high speed print drum |
| 03/24/1981 | US4258126 Photoresists |
| 03/17/1981 | US4256778 Method of inspecting and retouching a photo mask |
| 03/17/1981 | US4256532 Method for making a silicon mask |
| 03/10/1981 | US4255481 Mask for selectively transmitting therethrough a desired light radiant energy |
| 03/10/1981 | US4255216 Embrittlement, shearing |
| 03/03/1981 | US4254174 Supported membrane composite structure and its method of manufacture |
| 03/03/1981 | CA1096711A1 Process for producing a material having a vapor- deposited metal layer, and process for producing a recording material |
| 03/03/1981 | CA1096684A1 Imaging film having bismuth or bismuth alloy image- forming layer |
| 02/24/1981 | US4253029 Mask structure for x-ray lithography |
| 02/17/1981 | US4250810 Centrifugal clamp on a high speed print drum |
| 02/11/1981 | EP0023574A1 Opto-electronic system for automatically testing the quality of printed-circuit boards, their intermediate products and printing tools |
| 02/03/1981 | US4248948 Photomask |
| 02/03/1981 | US4248508 Projection mask storage and carrier system |
| 01/27/1981 | US4247615 Continuous-tone dyed diazo imaging process |
| 01/27/1981 | US4247203 Automatic photomask inspection system and apparatus |
| 01/27/1981 | CA1094377A1 Dry system image producing element having a photosensitive layer on a metal layer |
| 01/20/1981 | US4246328 Having high contrast, heat resistance and durability |
| 01/20/1981 | US4246054 Polymer membranes for X-ray masks |
| 01/20/1981 | US4246033 Arrangement for applying written or drawn information onto image carriers for overhead projection |
| 01/13/1981 | US4245003 Coated transparent film for laser imaging |
| 01/07/1981 | EP0021095A1 Direct process for the production of chrome masks with a pattern generator |
| 01/07/1981 | EP0020776A1 Method of forming patterns |
| 01/07/1981 | EP0020455A1 Arrangement with radiation window or mask structure. |
| 12/30/1980 | US4242662 Method and apparatus for pattern examination |
| 12/30/1980 | US4242438 Photomask material |
| 12/23/1980 | US4241165 Plasma development process for photoresist |
| 12/23/1980 | US4241134 Nonconductive support, conductive layer, dielectric coating of toothing agent in binder resin |
| 12/23/1980 | US4241109 By oblique shadow deposition techniques |
| 12/23/1980 | CA1092255A1 Mask structures for x-ray lithography |
| 12/23/1980 | CA1092013A1 Engraving board for print-producing |
| 12/16/1980 | US4239787 Semitransparent and durable photolithography masks |
| 12/16/1980 | US4239610 Device for the production of anodized material |
| 12/10/1980 | EP0020133A1 A method of producing X-ray diffracting gratings |
| 12/10/1980 | EP0020088A1 Apparatus for cleaning glass masks |
| 12/10/1980 | EP0019779A2 Apertured mask for creating patterned surfaces and process for its manufacture |
| 12/02/1980 | US4237481 Image reproduction using sharp and unsharp signals |
| 11/27/1980 | WO1980002605A1 Mask structure for x-ray lithography |
| 11/18/1980 | US4234646 Engraving board for print-production |
| 11/12/1980 | EP0018653A2 Process for the production of photo-resist structures |
| 11/04/1980 | US4231659 Method of making an overlay mask and a printing plate therefrom |
| 11/04/1980 | CA1088799A1 Metal image-forming material having an interlayer of aluminum/iron alloy |
| 10/28/1980 | US4231069 Method and apparatus for producing image combinations |
| 10/28/1980 | US4230781 Method for making etch-resistant stencil with dichromate-sensitized alkali-caseinate coating |
| 10/21/1980 | US4229520 Photo-polymerization and development process which produces dot-etchable material |
| 10/21/1980 | US4229517 Dot-etchable photopolymerizable elements |
| 10/21/1980 | CA1087898A1 Projection printing using transparent covering layers |
| 10/15/1980 | EP0017371A1 Apparatus for inspecting defects in a periodic pattern |
| 10/07/1980 | US4226930 Electrophotographic method for producing photopolymer printing plate |
| 10/01/1980 | EP0016407A1 Transparent foil for overhead projection |
| 09/30/1980 | US4225659 Transmissive to orange-yellow light and opaque to ultraviolet radiation |
| 09/23/1980 | US4224361 High temperature lift-off technique |
| 09/09/1980 | US4222077 Analog-digital conversion method, and a picture reproduction method using the same |
| 08/19/1980 | US4218503 X-ray lithographic mask using rare earth and transition element compounds and method of fabrication thereof |
| 07/22/1980 | US4214276 Printing methods for producing prints having images of variable size and text |
| 07/08/1980 | US4211834 Method of using a o-quinone diazide sensitized phenol-formaldehyde resist as a deep ultraviolet light exposure mask |
| 06/25/1980 | EP0012327A1 Lithographic reactive ion etching method |
| 06/24/1980 | US4209257 Apparatus for detecting defects in patterns |
| 06/17/1980 | CA1079566A1 Method for manufacturing a mask with an aspect ratio>1 |
| 06/17/1980 | CA1079565A1 Dot-etchable photopolymerizable elements and image reproduction process |
| 06/10/1980 | US4207105 Photography |
| 06/03/1980 | US4206475 Apparatus and a method for obtaining digital data for rasters having a plurality of color components |
| 06/03/1980 | US4205989 Thin layer of metal or metal compound, photosensitive layer |
| 05/20/1980 | US4204009 Ligt/off mask, one layer saturated with nonreactive diluent |
| 05/15/1980 | WO1980001020A1 Method of forming patterns |
| 05/13/1980 | US4202631 Apparatus for detecting defects in patterns |
| 05/13/1980 | US4202623 Temperature compensated alignment system |
| 04/29/1980 | US4200675 Sheet for titling light-sensitive material |
| 04/29/1980 | US4200668 Method of repairing a defective photomask |
| 04/29/1980 | US4200462 System for producing decorative plates for photoprinting |
| 04/22/1980 | US4199649 Amorphous monomolecular surface coatings |
| 04/22/1980 | US4199621 Spraying substrate with solution of hydrolysable iron salt |
| 04/15/1980 | US4198263 Mask for soft X-rays and method of manufacture |
| 04/08/1980 | US4197123 Process for the production of masked positive color images by the silver dye bleach process |
| 04/03/1980 | WO1980000634A1 Radiation mask structure |
| 03/18/1980 | US4193848 Process for the production of composite material |
| 03/11/1980 | US4192091 Photographic display apparatus and method |
| 02/26/1980 | US4190759 Laser pulses |
| 02/26/1980 | CA1072389A1 Methods for forming thick self-supporting masks |
| 02/19/1980 | CA1072219A1 Method of forming viaducts in semiconductor material |
| 02/19/1980 | CA1072218A1 Multi-layer photosensitive glass ceramic charge plate |
| 02/06/1980 | EP0007784A1 Thermal recording material |
| 01/29/1980 | CA1070855A1 Mask for optical exposure |
| 01/23/1980 | EP0006851A1 Method and apparatus for making a compiled copy |
| 01/22/1980 | US4184910 Surface-texture filmwork generation |
| 01/09/1980 | EP0006701A1 A process for channelling ion beams |
| 01/09/1980 | EP0006459A2 Application of an electroforming process to the preparation of precise flat pack components |
| 01/08/1980 | US4182660 Screen printing |
| 01/01/1980 | CA1068965A Device for correcting positive film for photocomposition |
| 12/25/1979 | US4180604 Two layer resist system |
| 12/25/1979 | US4180320 Photographic apparatus for use in making printing plates |
| 12/11/1979 | US4178615 Aperture plate for an exposure head for use in a picture scanning reproducer |
| 12/11/1979 | US4178403 Semiconductors |
| 12/04/1979 | US4177127 Device for the production of anodized material |
| 11/13/1979 | US4174527 Method for locally precisely setting the start and end of reproduction in an engraving apparatus |
| 11/13/1979 | US4174219 Method of making a negative exposure mask |
| 11/13/1979 | US4174176 Device for detachable attachment of a print original to a cylinder |