Inventor · disambiguated record
Philip S. Keller
Also filed as: KELLER PHILIP S
2 granted patents·2 pending applications·55 citations·filing 1992–2014
61Inventor score
Top patents by PatentIndex Score
4 records- 0182US5302073ALift and seal drum dumperNAT BULK EQUIPMENT INC·Filed 1992·Granted Apr 12, 1994·51 cites·11 claims
- 0243US2016160710A1Engine braking via advancing the exhaust valveBORGWARNER INC·Filed 2014·Application pending·0 cites
- 0342US2009044788A1Engine air boost systemBORGWARNER INC·Filed 2008·Application pending·0 cites
- 0430US6360709B1Piston top geometry for optimized combustionDAIMLER CHRYSLER CORP·Filed 1999·Granted Mar 26, 2002·4 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →