Inventor · disambiguated record
Steven J. Bethel
Also filed as: BETHEL STEVEN J
4 granted patents·99 citations·filing 1988–2011
79Inventor score
Top patents by PatentIndex Score
4 records- 0188US9482153B2Oil retention in the bore/piston interfaces of ported cylinders in opposed-piston enginesBETHEL STEVEN J·Filed 2011·Granted Nov 1, 2016·9 cites·19 claims
- 0281US5997372AMarine propulsion device with an improved lubricant management systemBRUNSWICK CORP·Filed 1998·Granted Dec 7, 1999·41 cites·15 claims
- 0365US5937802AEngine cooling systemBRUNSWICK CORP·Filed 1997·Granted Aug 17, 1999·28 cites·20 claims
- 0463US4864986ATwo-cycle engine with offset piston ovalityBRUNSWICK CORP·Filed 1988·Granted Sep 12, 1989·21 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →