Rastergraphics, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 2240

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6445466 System and method for level based image reproductionOct 07, 99Sep 03, 02[H04N]
6344903 System and method for multi-level processing with level limitingOct 07, 99Feb 05, 02[H04N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5181050 Method of fabricating an integrated thick film electrostatic writing head incorporating in-line-resistorsExpiredJan 10, 92Jan 19, 93[B29C, H01R, G01D, B44C]
5175804 System and method for color image reproduction from color separations prepared from random fixed size dot placementExpiredMay 31, 90Dec 29, 92[G06K]
5128697 Integrated thick film electrostatic writing head incorporating in-line-resistors and method of fabricating sameExpiredNov 28, 90Jul 07, 92[G01D]
5034774 Toner applicator with flexure mounted articulationExpiredAug 02, 90Jul 23, 91[G03G]
5003325 Electric field paper stabilizing system for an electrographic plotter, printer or the likeExpiredJan 22, 90Mar 26, 91[B65H, G01D]
4977416 Integrated thick film electrostatic writing headExpiredSep 21, 89Dec 11, 90[G01D]
4959040 Method and apparatus for precisely positioning and stabilizing a continuous belt or web or the likeExpiredApr 21, 89Sep 25, 90[F16H]
4952950 Paper transport and paper stabilizing system for a printer plotter or the likeExpiredMar 10, 89Aug 28, 90[G01D]
4926199 High resolution electrostatic plotter, printer or the like incorporating a stationary writing headExpiredApr 21, 89May 15, 90[G01D]
4878071 Paper transport and paper stabilizing system for a multicolor electrostatic plotterExpiredMar 11, 88Oct 31, 89[G01D]

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