Inventor · disambiguated record
Donald W. Schaefer
Also filed as: SCHAEFER DONALD W
8 granted patents·798 citations·filing 1977–1993
91Inventor score
Top patents by PatentIndex Score
8 records- 0196US4729366AImplantable hearing aid and method of improving hearingMEDICAL DEVICES INC·Filed 1986·Granted Mar 8, 1988·259 cites·52 claims
- 0291US4142010AMethod for applying a viscous fluid to a substrateIBM·Filed 1977·Granted Feb 27, 1979·42 cites·3 claims
- 0390US4189759ACantilevered head support arm having increased resonance frequencyIBM·Filed 1978·Granted Feb 19, 1980·44 cites·5 claims
- 0489US4299186AMethod and apparatus for applying a viscous fluid to a substrateIBM·Filed 1980·Granted Nov 10, 1981·56 cites·3 claims
- 0587US4175275AR/W Arm that prevents catastrophic failureIBM·Filed 1978·Granted Nov 20, 1979·30 cites·4 claims
- 0686US4437659ARotary drum for processing sheet materialsIBM·Filed 1982·Granted Mar 20, 1984·39 cites·7 claims
- 0783US4850962AImplantable hearing aid and method of improving hearingMEDICAL DEVICES INC·Filed 1988·Granted Jul 25, 1989·157 cites·27 claims
- 0876US5490520ADental applicance for treating bruxismSCHAEFER PARTNERSHIP·Filed 1993·Granted Feb 13, 1996·171 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →