Inventor · disambiguated record
John D. Powell
Also filed as: POWELL JOHN D · POWELL JOHN DAVID
4 granted patents·240 citations·filing 1976–1998
82Inventor score
Top patents by PatentIndex Score
4 records- 0192US4063538AIgnition timing control method and apparatusUNIV LELAND STANFORD JUNIOR·Filed 1976·Granted Dec 20, 1977·53 cites·4 claims
- 0281US5572218ASystem and method for generating precise position determinationsINTEGRINAUTICS·Filed 1995·Granted Nov 5, 1996·99 cites·25 claims
- 0373US5183437AMethod and apparatus for initiating a water rideWET N WILD INC·Filed 1991·Granted Feb 2, 1993·68 cites·19 claims
- 0443USRE37256ESystem and method for generating precise position determinationsINTEGRINAUTICS INC·Filed 1998·Granted Jul 3, 2001·20 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →