Inventor

UCHIYAMA SHIGENOBU

JP5 patents

⚠️ This page may combine multiple inventors who share the name “UCHIYAMA SHIGENOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMAHA MOTOR CO LTD

4 patents

US5718196AFeb 17, 1998

Lubrication and camshaft control system for engine

YAMAHA MOTOR CO LTD88 citations94

US6481398B2Nov 19, 2002

High-low speed range switching type valve mechanism for internal combustion engine

YAMAHA MOTOR CO LTD9 citations70

US6691658B2Feb 17, 2004

Rotation prevention structure of a valve lifter for an internal combustion engine

YAMAHA MOTOR CO LTD3 citations61

US5765531AJun 16, 1998

Multi-valve engine

YAMAHA MOTOR CO LTD5 citations61

RIKEN KK

1 patent

US7797829B2Sep 21, 2010

Oil ring, manufacturing method thereof, and piston structure using the oil ring

RIKEN KK3 citations62