Inventor · disambiguated record
John R. Masters
Also filed as: MASTERS JOHN R
9 granted patents·557 citations·filing 1980–1997
92Inventor score
Top patents by PatentIndex Score
9 records- 0193US5075805ADisk drive controller systemTANDON CORP·Filed 1990·Granted Dec 24, 1991·89 cites·4 claims
- 0292US5014237ADisk drive controller system with enhanced communications interfaceTANDON CORP·Filed 1988·Granted May 7, 1991·67 cites·23 claims
- 0387US4353656AMoving coil, multiple energy print hammer system including a closed loop servoXEROX CORP·Filed 1980·Granted Oct 12, 1982·48 cites·4 claims
- 0483US6141312AOptical tape drive that performs direct read after write operationsCOMPAQ COMPUTER CORP·Filed 1997·Granted Oct 31, 2000·53 cites·16 claims
- 0582US5734375AKeyboard-compatible optical determination of object's positionCOMPAQ COMPUTER CORP·Filed 1995·Granted Mar 31, 1998·93 cites·34 claims
- 0680US5909210AKeyboard-compatible optical determination of object's positionCOMPAQ COMPUTER CORP·Filed 1997·Granted Jun 1, 1999·79 cites·18 claims
- 0773US5786810AMethod of determining an object's position and associated apparatusCOMPAQ COMPUTER CORP·Filed 1996·Granted Jul 28, 1998·60 cites·40 claims
- 0872US6058092AOptical tape drive that includes redundant optical heads to perform failure recoveryCOMPAQ COMPUTER CORP·Filed 1997·Granted May 2, 2000·29 cites·24 claims
- 0967US5016121ADisk drive controller systemTANDON CORP·Filed 1988·Granted May 14, 1991·39 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →