Inventor · disambiguated record
Darwin P. Rackley
Also filed as: RACKLEY DARWIN P · RACKLEY DARWIN PRESTON
10 granted patents·437 citations·filing 1980–1994
91Inventor score
Files withIBM10
Top patents by PatentIndex Score
10 records- 0191US5081450AApparatus and method for compressing and expanding multibit digital pixel dataIBM·Filed 1990·Granted Jan 14, 1992·137 cites·22 claims
- 0287US4342052AMultiple image facsimileIBM·Filed 1980·Granted Jul 27, 1982·65 cites·19 claims
- 0386US5422995AMethod and means for fast writing of run length coded bit strings into bit mapped memory and the likeIBM·Filed 1993·Granted Jun 6, 1995·105 cites·7 claims
- 0477US4727362ADigital display systemIBM·Filed 1984·Granted Feb 23, 1988·33 cites·8 claims
- 0570US5872556ARAM based YUV-RGB conversionIBM·Filed 1993·Granted Feb 16, 1999·31 cites·14 claims
- 0668US4580135ARaster scan display systemIBM·Filed 1983·Granted Apr 1, 1986·22 cites·7 claims
- 0757US5477242ADisplay adapter for virtual VGA support in XGA native modeIBM·Filed 1994·Granted Dec 19, 1995·21 cites·21 claims
- 0849US4476522AProgrammable peripheral processing controller with mode-selectable address register sequencingIBM·Filed 1981·Granted Oct 9, 1984·18 cites·9 claims
- 0928US5471570AHardware XOR sprite for computer display systemsIBM·Filed 1993·Granted Nov 28, 1995·2 cites·9 claims
- 1028US4901062ARaster scan digital display systemIBM·Filed 1988·Granted Feb 13, 1990·3 cites·10 claims
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