Assignee
COMPUTERVISION CORP
US·24 granted patents·1,028 citations·filing 1974–1996
Top patents by PatentIndex Score
24 records- 0191US4328553AMethod and apparatus for targetless wafer alignmentCOMPUTERVISION CORP·Filed 1980·Granted May 4, 1982·183 cites·8 claims
- 0290US3955163AMethod of positioning a semiconductor wafer for contact printingCOMPUTERVISION CORP·Filed 1974·Granted May 4, 1976·50 cites·10 claims
- 0385US6308144B1Method and apparatus for providing three-dimensional model associativityCOMPUTERVISION CORP·Filed 1996·Granted Oct 23, 2001·135 cites·64 claims
- 0483US4091316AMethod and apparatus for damping stepper motorsCOMPUTERVISION CORP·Filed 1975·Granted May 23, 1978·27 cites·7 claims
- 0582US4408874AProjection aligner with specific means for bending mirrorCOMPUTERVISION CORP·Filed 1981·Granted Oct 11, 1983·47 cites·3 claims
- 0679US4803306AElectromagnetic shielding clipCOMPUTERVISION CORP·Filed 1987·Granted Feb 7, 1989·53 cites·28 claims
- 0778US3972424AAutomatic wafer loading and pre-alignment systemCOMPUTERVISION CORP·Filed 1975·Granted Aug 3, 1976·36 cites·7 claims
- 0877US4133918AMethod of marking semiconductorsCOMPUTERVISION CORP·Filed 1977·Granted Jan 9, 1979·22 cites·4 claims
- 0970US5847956AAutomatic trimming of geometric objects in CAD/CAM systemsCOMPUTERVISION CORP·Filed 1996·Granted Dec 8, 1998·61 cites·69 claims
- 1070US3941486AWire bonderCOMPUTERVISION CORP·Filed 1974·Granted Mar 2, 1976·20 cites·11 claims
- 1168US3969004AAir bearing piston assembly for semiconductor mask-to-wafer alignerCOMPUTERVISION CORP·Filed 1974·Granted Jul 13, 1976·19 cites·7 claims
- 1266US4446412AMethod and apparatus for controlling stepper motorsCOMPUTERVISION CORP·Filed 1981·Granted May 1, 1984·22 cites·12 claims
- 1365US5561747ABoundary evaluation in non-manifold environmentCOMPUTERVISION CORP·Filed 1994·Granted Oct 1, 1996·41 cites·12 claims
- 1465US5297053AMethod and apparatus for deferred package assignment for components of an electronic circuit for a printed circuit boardCOMPUTERVISION CORP·Filed 1991·Granted Mar 22, 1994·60 cites·30 claims
- 1564US5850535ARoll-back during regeneration on a computer-aided design systemCOMPUTERVISION CORP·Filed 1995·Granted Dec 15, 1998·56 cites·23 claims
- 1664US4265542AApparatus and method for fine alignment of a photomask to a semiconductor waferCOMPUTERVISION CORP·Filed 1979·Granted May 5, 1981·20 cites·10 claims
- 1763US5506950AMethod and apparatus for producing a three dimensional representation of a wire harness into a two dimensional presentationCOMPUTERVISION CORP·Filed 1992·Granted Apr 9, 1996·53 cites·34 claims
- 1858US4506298AMethod and apparatus for displaying objects on an interlaced raster scan television screenCOMPUTERVISION CORP·Filed 1982·Granted Mar 19, 1985·12 cites·11 claims
- 1950US5655063ATopology based tolerancing for geometric modeling operationsCOMPUTERVISION CORP·Filed 1994·Granted Aug 5, 1997·20 cites·36 claims
- 2049US5519833ADistributed data processing system providing a distributed stream software environment to enable application on a first system to use driver on a second systemCOMPUTERVISION CORP·Filed 1992·Granted May 21, 1996·29 cites·18 claims
- 2145US5513316AMethod and apparatus for exercising an integrated software systemCOMPUTERVISION CORP·Filed 1995·Granted Apr 30, 1996·21 cites·49 claims
- 2244US5577176AMethod and apparatus for displaying a cursor along a two dimensional representation of a computer generated three dimensional surfaceCOMPUTERVISION CORP·Filed 1994·Granted Nov 19, 1996·24 cites·51 claims
- 2342US4376580AProjection aligner with bending mirrorCOMPUTERVISION CORP·Filed 1981·Granted Mar 15, 1983·9 cites·6 claims
- 2433US4244012ALamp holder for projection alignerCOMPUTERVISION CORP·Filed 1978·Granted Jan 6, 1981·8 cites·8 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →