Inventor

NAKAYAMA SUMIO

JP4 patents

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

SHOWA MFG

2 patents

US4530489AJul 23, 1985

Spring load adjusting device for cushioning equipment

SHOWA MFG9 citations71

US4579199AApr 1, 1986

Remote operation type damping force control mechanism for hydraulic damper

SHOWA MFG9 citations69

HONDA MOTOR CO LTD

1 patent

US4515384AMay 7, 1985

Front wheel suspension system for a motorcycle

HONDA MOTOR CO LTD17 citations71

CANON KK

1 patent

US4279494AJul 21, 1981

Camera body

CANON KK8 citations67