Inventor · disambiguated record
Willie B. Freeman
Also filed as: FREEMAN WILLIE · FREEMAN WILLIE B
24 granted patents·1 pending application·399 citations·filing 1975–2014
96Inventor score
Top patents by PatentIndex Score
25 records- 0195US3949964AElectromechanically-operated valveWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Apr 13, 1976·63 cites·9 claims
- 0285US5466891AConical composite SF6 high voltage bushing with floating shieldABB POWER T & D CO·Filed 1994·Granted Nov 14, 1995·62 cites·18 claims
- 0380US5478980ACompact low force dead tank circuit breaker interrupterABB POWER T & D CO·Filed 1994·Granted Dec 26, 1995·39 cites·4 claims
- 0478US4383150ACircuit-interrupters having shunting capacitance around the separable power contacts with capacitance disconnecting means thereforWESTINGHOUSE ELECTRIC CORP·Filed 1980·Granted May 10, 1983·20 cites·14 claims
- 0576US6630638B1Dead tank drawout breakersABB INC·Filed 2000·Granted Oct 7, 2003·30 cites·28 claims
- 0675US6651483B1Low leak gas density monitor assemblyABB TECHNOLOGY AG·Filed 2001·Granted Nov 25, 2003·22 cites·27 claims
- 0774US4139753APuffer-type compressed-gas circuit-interrupter having improved separable contact structureWESTINGHOUSE ELECTRIC CORP·Filed 1976·Granted Feb 13, 1979·16 cites·8 claims
- 0870US5245145AModular closing resistorABB POWER T & D CO·Filed 1991·Granted Sep 14, 1993·25 cites·14 claims
- 0969US5889248AOperating mechanism for combined interrupter disconnect switchABB POWER T & D CO·Filed 1997·Granted Mar 30, 1999·24 cites·16 claims
- 1067US5569891AHigh performance circuit breaker with independent pole operation linkage and conical composite bushingsABB POWER T & D CO·Filed 1994·Granted Oct 29, 1996·29 cites·10 claims
- 1155US6263914B1Gas density monitor assemblyABB POWER T & D CO·Filed 1999·Granted Jul 24, 2001·15 cites·20 claims
- 1252US5971374ASeismic damper for high voltage breakers and disconnect switchesABB POWER T & D CO·Filed 1997·Granted Oct 26, 1999·14 cites·13 claims
- 1350US9728362B2Dead tank circuit breaker with surge arrester connected across the bushing tops of each poleABB TECHNOLOGY AG·Filed 2014·Granted Aug 8, 2017·1 cites·12 claims
- 1450US4389554ATransformer protective switchWESTINGHOUSE ELECTRIC CORP·Filed 1980·Granted Jun 21, 1983·7 cites·7 claims
- 1547US4123636ADouble-flow puffer-type single-pressure compressed-gas circuit-interrupterWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Oct 31, 1978·6 cites·8 claims
- 1644US4112276ACompressed-gas circuit-interrupter having a sleeve-valve for temporarily blocking the orifice throatWESTINGHOUSE ELECTRIC CORP·Filed 1976·Granted Sep 5, 1978·5 cites·13 claims
- 1742US4213020APneumatic operating mechanism for a circuit-breakerWESTINGHOUSE ELECTRIC CORP·Filed 1977·Granted Jul 15, 1980·4 cites·13 claims
- 1839US4110578ACircuit breakerWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Aug 29, 1978·5 cites·9 claims
- 1938US4848262APressure sensitive release deviceUS NAVY·Filed 1988·Granted Jul 18, 1989·5 cites·11 claims
- 2037US2004251237A1Circuit breaker with bonded bushing insulatorsFiled 2003·Application pending·0 cites
- 2133US4159404AMulti-pole high-voltage circuit-interrupter having independent pole tripping with a single common operating mechanismWESTINGHOUSE ELECTRIC CORP·Filed 1976·Granted Jun 26, 1979·1 cites·14 claims
- 2233US4044211APuffer-type compressed-gas circuit-interrupterWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Aug 23, 1977·2 cites·8 claims
- 2332US4223592APneumatic operating-mechanism constructionWESTINGHOUSE ELECTRIC CORP·Filed 1978·Granted Sep 23, 1980·1 cites·4 claims
- 2427US4463229APneumatic operating mechanism for a circuit breakerWESTINGHOUSE ELECTRIC CORP·Filed 1981·Granted Jul 31, 1984·2 cites·2 claims
- 2525US4531031APneumatic operating mechanism for a circuit breakerWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Jul 23, 1985·1 cites·2 claims
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