Inventor · disambiguated record
Shigenobu Uchiyama
Also filed as: UCHIYAMA SHIGENOBU
5 granted patents·108 citations·filing 1995–2005
79Inventor score
Top patents by PatentIndex Score
5 records- 0194US5718196ALubrication and camshaft control system for engineYAMAHA MOTOR CO LTD·Filed 1995·Granted Feb 17, 1998·88 cites·30 claims
- 0268US7797829B2Oil ring, manufacturing method thereof, and piston structure using the oil ringRIKEN KK·Filed 2005·Granted Sep 21, 2010·3 cites·17 claims
- 0360US6481398B2High-low speed range switching type valve mechanism for internal combustion engineYAMAHA MOTOR CO LTD·Filed 2002·Granted Nov 19, 2002·9 cites·7 claims
- 0445US6691658B2Rotation prevention structure of a valve lifter for an internal combustion engineYAMAHA MOTOR CO LTD·Filed 2002·Granted Feb 17, 2004·3 cites·13 claims
- 0535US5765531AMulti-valve engineYAMAHA MOTOR CO LTD·Filed 1997·Granted Jun 16, 1998·5 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →