Inventor · disambiguated record
Donald E. Stephens
Also filed as: STEPHENS DONALD · STEPHENS DONALD E · STEPHENS DONALD EDGAR
23 granted patents·778 citations·filing 1974–2002
97Inventor score
Top patents by PatentIndex Score
23 records- 0193US5486134ASystem and method for texturing magnetic data storage disksOLIVER DESIGN INC·Filed 1992·Granted Jan 23, 1996·82 cites·29 claims
- 0292US6625835B1Disk cascade scrubberLAM RES CORP·Filed 2000·Granted Sep 30, 2003·64 cites·34 claims
- 0392US4518700AMethod and apparatus for regulating the temperature of an analytical instrument reactorBECKMAN INSTRUMENTS INC·Filed 1981·Granted May 21, 1985·66 cites·4 claims
- 0489US3950240AAnode for electrolytic processesHOOKER CHEMICALS PLASTICS CORP·Filed 1975·Granted Apr 13, 1976·42 cites·17 claims
- 0588US4188464ABipolar electrode with intermediate graphite layer and polymeric layersHOOKER CHEMICALS PLASTICS CORP·Filed 1978·Granted Feb 12, 1980·42 cites·11 claims
- 0687US4438070APacked column thermal reactor for an analytical instrumentBECKMAN INSTRUMENTS INC·Filed 1981·Granted Mar 20, 1984·50 cites·1 claims
- 0786US6588043B1Wafer cascade scrubberLAM RES CORP·Filed 2000·Granted Jul 8, 2003·36 cites·34 claims
- 0886US5490809ASystem and method for texturing magnetic data storage disksOLIVER DESIGN INC·Filed 1994·Granted Feb 13, 1996·43 cites·10 claims
- 0984US5875507AWafer cleaning apparatusOLIVER DESIGN INC·Filed 1996·Granted Mar 2, 1999·64 cites·15 claims
- 1084US4534941AAnalytical instrument thermoelectric temperature regulatorBECKMAN INSTRUMENTS INC·Filed 1981·Granted Aug 13, 1985·44 cites·9 claims
- 1182US3941487AColorimetric fluid analyzerBECKMAN INSTRUMENTS INC·Filed 1974·Granted Mar 2, 1976·31 cites·20 claims
- 1280US6625901B1Apparatus and method for drying a thin substrateOLIVER DESIGN INC·Filed 2000·Granted Sep 30, 2003·27 cites·20 claims
- 1380US4294799ATemperature regulating apparatusBECKMAN INSTRUMENTS INC·Filed 1980·Granted Oct 13, 1981·36 cites·13 claims
- 1477US6615510B2Wafer drying apparatus and methodLAM RES CORP·Filed 2002·Granted Sep 9, 2003·15 cites·19 claims
- 1577US6446355B1Disk drying apparatus and methodLAM RES CORP·Filed 2000·Granted Sep 10, 2002·16 cites·38 claims
- 1677US6430841B1Apparatus for drying batches of wafersLAM RES CORP·Filed 2000·Granted Aug 13, 2002·15 cites·25 claims
- 1775US4012296AElectrode for electrolytic processesHOOKER CHEMICALS PLASTICS CORP·Filed 1975·Granted Mar 15, 1977·17 cites·10 claims
- 1868US6477786B1Apparatus for drying batches of disksLAM RES CORP·Filed 2000·Granted Nov 12, 2002·9 cites·25 claims
- 1967US6143089AMethod of cleaning semiconductor wafers and other substratesLAM RES CORP·Filed 1998·Granted Nov 7, 2000·27 cites·13 claims
- 2064US6345404B1Wafer cleaning apparatusLAM RES CORP·Filed 1999·Granted Feb 12, 2002·23 cites·3 claims
- 2154US4372150AFlow monitoring method and apparatusBECKMAN INSTRUMENTS INC·Filed 1980·Granted Feb 8, 1983·11 cites·5 claims
- 2249US3969217AElectrolytic anodeHOOKER CHEMICALS PLASTICS CORP·Filed 1974·Granted Jul 13, 1976·4 cites·11 claims
- 2344US4926702ASample presence detector for automatic sample injectorBECKMAN INSTRUMENTS INC·Filed 1987·Granted May 22, 1990·14 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →