Inventor · disambiguated record
William Birch
Also filed as: BIRCH WILLIAM · BIRCH WILLIAM A · BIRCH WILLIAM C
5 granted patents·2 pending applications·33 citations·filing 1974–2005
78Inventor score
Top patents by PatentIndex Score
7 records- 0146US4491745ATTL flip-flop with clamping diode for eliminating race conditionsMOTOROLA INC·Filed 1982·Granted Jan 1, 1985·7 cites·7 claims
- 0244US4413194ATTL Output circuit having means for preventing output voltage excursions induced by negative current reflectionsMOTOROLA INC·Filed 1981·Granted Nov 1, 1983·7 cites·5 claims
- 0344US3975879AThermal insulationNUCLEAR POWER GROUP LTD·Filed 1974·Granted Aug 24, 1976·12 cites·9 claims
- 0440US2003070326A1Ice resurfacing bladeFiled 2002·Application pending·0 cites
- 0539US2005245184A1Ice resurfacing blade32 DEGREES INC·Filed 2005·Application pending·0 cites
- 0634US4578599AFlip-flop having improved synchronous resetMOTOROLA INC·Filed 1983·Granted Mar 25, 1986·5 cites·7 claims
- 0729US4413195ATransistor-transistor-logic circuits having improved breakdown protection circuitryMOTOROLA INC·Filed 1981·Granted Nov 1, 1983·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →