Inventor · disambiguated record
Tim D. Isbell
Also filed as: ISBELL TIM D
5 granted patents·99 citations·filing 1979–1986
82Inventor score
Files withNAT SEMICONDUCTOR CORP5
Top patents by PatentIndex Score
5 records- 0187US4232271AInstrumentation amplifier with extended common mode rangeNAT SEMICONDUCTOR CORP·Filed 1979·Granted Nov 4, 1980·26 cites·10 claims
- 0273US4634892APulse width modulator circuit for switching regulatorsNAT SEMICONDUCTOR CORP·Filed 1984·Granted Jan 6, 1987·19 cites·4 claims
- 0367US4345218ATwo stage thermal shutdownNAT SEMICONDUCTOR CORP·Filed 1980·Granted Aug 17, 1982·24 cites·6 claims
- 0460US4743783APulse width modulator circuit for switching regulatorsNAT SEMICONDUCTOR CORP·Filed 1986·Granted May 10, 1988·22 cites·2 claims
- 0545US4379208AAM Stereo receiver logicNAT SEMICONDUCTOR CORP·Filed 1980·Granted Apr 5, 1983·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →