Inventor · disambiguated record
William L. Sheppard
Also filed as: SHEPPARD WILLIAM L
14 granted patents·193 citations·filing 1974–1989
93Inventor score
Top patents by PatentIndex Score
14 records- 0181US4213595AButterfly valveAVM CORP·Filed 1978·Granted Jul 22, 1980·31 cites·6 claims
- 0279US4111395AButterfly valveAVM CORP·Filed 1976·Granted Sep 5, 1978·27 cites·14 claims
- 0371US4601458AMagnetic air valveAVM CORP·Filed 1983·Granted Jul 22, 1986·18 cites·8 claims
- 0465US4906154ASelf-adjusting fastener assemblySHEPPARD WILLIAM L·Filed 1988·Granted Mar 6, 1990·27 cites·21 claims
- 0564US4073465AButterfly valveAVM CORP·Filed 1975·Granted Feb 14, 1978·17 cites·3 claims
- 0656US3995356AValve systemAVM CORP·Filed 1974·Granted Dec 7, 1976·13 cites·9 claims
- 0750US4050472AFluid valveAVM CORP·Filed 1975·Granted Sep 27, 1977·12 cites·13 claims
- 0848US4664293ATube winderSHEPPARD WILLIAM L·Filed 1985·Granted May 12, 1987·20 cites·1 claims
- 0945US3983894AFluid valvesAVM CORP·Filed 1974·Granted Oct 5, 1976·8 cites·25 claims
- 1040US4714043APowered V-berth platformSHEPPARD WILLIAM L·Filed 1986·Granted Dec 22, 1987·7 cites·14 claims
- 1134US4884544AControl cableCABLE MANUFACTURING AND ASSEMB·Filed 1988·Granted Dec 5, 1989·4 cites·42 claims
- 1234US4204812AVacuum systemAVM CORP·Filed 1978·Granted May 27, 1980·3 cites·23 claims
- 1333US4431952AElectric powered apparatusSHEPPARD WILLIAM L·Filed 1982·Granted Feb 14, 1984·4 cites·41 claims
- 1429US4979478AControl cableCABLE MANUFACTURING AND ASSEMB·Filed 1989·Granted Dec 25, 1990·2 cites·10 claims
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