Inventor · disambiguated record
Herbert N. Underwood
Also filed as: UNDERWOOD HERBERT N
9 granted patents·372 citations·filing 1976–1994
91Inventor score
Top patents by PatentIndex Score
9 records- 0192US5439313ASpray patching pavement repair systemUNIV NORTHWESTERN·Filed 1994·Granted Aug 8, 1995·80 cites·13 claims
- 0292US5333969AAutomated pavement repair vehicleBLAHA JAMES R·Filed 1993·Granted Aug 2, 1994·106 cites·21 claims
- 0390US4475416AContinuously variable transmission down shift controlBORG WARNER·Filed 1982·Granted Oct 9, 1984·49 cites·8 claims
- 0484US4990127ADual range infinitely variable transmissionBORG WARNER AUTOMOTIVE·Filed 1989·Granted Feb 5, 1991·34 cites·16 claims
- 0579US4441729AFolding bicycleBORG WARNER·Filed 1982·Granted Apr 10, 1984·49 cites·4 claims
- 0679US4080843AVehicle accessory driveBORG WARNER·Filed 1976·Granted Mar 28, 1978·25 cites·13 claims
- 0758US4489622ADual wet output clutch for power selection in a continuously variable transmissionBORG WARNER·Filed 1982·Granted Dec 25, 1984·15 cites·8 claims
- 0845US4815954AOffset three-gear, two-system pumpBORG WARNER·Filed 1984·Granted Mar 28, 1989·9 cites·3 claims
- 0940US4218957AFlow control valveBORG WARNER·Filed 1977·Granted Aug 26, 1980·5 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →