COMPUTERVISION CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 8439
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 2109
 
  
 
G06T IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 1134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6308144 Method and apparatus for providing three-dimensional model associativitySep 26, 96Oct 23, 01[G06F]
5850535 Roll-back during regeneration on a computer-aided design systemOct 12, 95Dec 15, 98[G06F]
5847956 Automatic trimming of geometric objects in CAD/CAM systemsSep 26, 96Dec 08, 98[G06F]
5689711 Method and apparatus for representing data dependencies in software modeling systemsApr 21, 95Nov 18, 97[G06F]
5577176 Method and apparatus for displaying a cursor along a two dimensional representation of a computer generated three dimensional surfaceNov 23, 94Nov 19, 96[G06T]
5506950 Method and apparatus for producing a three dimensional representation of a wire harness into a two dimensional presentationDec 18, 92Apr 09, 96[G06F]
5428772 Data processing system providing user interaction in multiple natural languagesOct 01, 91Jun 27, 95[G06F]
5423023 Method and apparatus for providing a user configurable system which integrates and manages a plurality of different task and software toolsJun 25, 90Jun 06, 95[G06F]
5297053 Method and apparatus for deferred package assignment for components of an electronic circuit for a printed circuit boardJun 04, 91Mar 22, 94[G06F]
5281967 Data compression/decompression method and apparatusJan 29, 92Jan 25, 94[H03M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5655063 Topology based tolerancing for geometric modeling operationsExpiredJun 28, 94Aug 05, 97[G00T]
5561747 Boundary evaluation in non-manifold environmentExpiredDec 08, 94Oct 01, 96[G06T]
5519833 Distributed data processing system providing a distributed stream software environment to enable application on a first system to use driver on a second systemExpiredAug 13, 92May 21, 96[G06F]
5513316 Method and apparatus for exercising an integrated software systemExpiredFeb 28, 95Apr 30, 96[G06F]
5247679 Method for sequentially registering executable program formats with unresolved pointers by assigning linkage state and invocation state thereofExpiredFeb 20, 90Sep 21, 93[G06F]
5185745 Scan path diagnostic methodExpiredMay 14, 90Feb 09, 93[H04B]
5170113 Electric cable connection error-detect method and apparatusExpiredMay 15, 91Dec 08, 92[G01R]
5134364 Elastomeric test probeExpiredJun 19, 90Jul 28, 92[G01R]
5134697 Remote memory-mapped display with interactivity determinationExpiredDec 10, 90Jul 28, 92[G06F]
5132780 Heat sink apparatus with an air deflection memberExpiredApr 03, 91Jul 21, 92[H01L]
5119486 Memory board selection method and apparatusExpiredJan 17, 89Jun 02, 92[G06F]
5117069 Circuit board fabricationExpiredSep 28, 90May 26, 92[H05K]
5058000 System for accessing remote heterogeneous database including formatting retrieved data into applications program formatExpiredJun 15, 89Oct 15, 91[G06F]
5040381 Apparatus for cooling circuitsExpiredApr 19, 90Aug 20, 91[F25B]
5012342 Video prioritizer and mixerExpiredJun 30, 88Apr 30, 91[H04N]
4967314 Circuit board constructionExpiredNov 01, 89Oct 30, 90[H05K]
4956771 Method for inter-processor data transferExpiredMay 24, 88Sep 11, 90[G06F]
4949249 Clock skew avoidance technique for pipeline processorsExpiredAug 03, 89Aug 14, 90[G06F]
4897805 Method and apparatus for performing polygon fills in graphical applicationsExpiredMay 17, 88Jan 30, 90[G09G]
4894772 Method and apparatus for qualifying branch cache entriesExpiredJul 31, 87Jan 16, 90[G06F]

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