Inventor · disambiguated record
Richard L. Smirl
Also filed as: SMIRL RICHARD L
14 granted patents·422 citations·filing 1974–1989
94Inventor score
Top patents by PatentIndex Score
14 records- 0194US4433594AVariable pulley transmissionBORG WARNER·Filed 1981·Granted Feb 28, 1984·83 cites·21 claims
- 0293US4241618AVariable pulley transmissionBORG WARNER·Filed 1979·Granted Dec 30, 1980·48 cites·12 claims
- 0384US4990127ADual range infinitely variable transmissionBORG WARNER AUTOMOTIVE·Filed 1989·Granted Feb 5, 1991·34 cites·16 claims
- 0484US4436193AVariable pulley transmissionBORG WARNER·Filed 1982·Granted Mar 13, 1984·26 cites·3 claims
- 0584US4265135AAutomotive accessory driveBORG WARNER·Filed 1978·Granted May 5, 1981·30 cites·7 claims
- 0680US4526559ATension-type belt/pulley system for a continuously variable transmissionBORG WARNER·Filed 1984·Granted Jul 2, 1985·30 cites·7 claims
- 0779US5031481AElectro-hydraulic control system for a dual-pass continuously variable transmissionBORG WARNER AUTOMOTIVE·Filed 1989·Granted Jul 16, 1991·28 cites·21 claims
- 0879US3951393AFulcrums for Belleville springsBORG WARNER·Filed 1974·Granted Apr 20, 1976·27 cites·14 claims
- 0978US4848508AMethod and apparatus for controlling wheel slip in a full-time four wheel drive vehicleBORG WARNER AUTOMOTIVE·Filed 1987·Granted Jul 18, 1989·41 cites·26 claims
- 1078US4228691AVariable pulley transmissionBORG WARNER·Filed 1977·Granted Oct 21, 1980·26 cites·11 claims
- 1176US4630504ADual-pass continuously variable transmissionBORG WARNER·Filed 1985·Granted Dec 23, 1986·27 cites·7 claims
- 1259US4147068ADrive systemBORG WARNER·Filed 1975·Granted Apr 3, 1979·16 cites·3 claims
- 1340US4080848AAutomotive transmissionBORG WARNER·Filed 1976·Granted Mar 28, 1978·6 cites·2 claims
- 1429US4195536APlanetary transmissionBORG WARNER·Filed 1976·Granted Apr 1, 1980·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →