Inventor

IIDA YASUMASA

JP3 patents

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

MITSUBISHI ELECTRIC CORP

2 patents

US5109958AMay 5, 1992

Brake unit for an elevator hoist apparatus

MITSUBISHI ELECTRIC CORP11 citations72

US4600086AJul 15, 1986

Elevator hoist apparatus

MITSUBISHI ELECTRIC CORP17 citations68

MATSUYAMA YOSHINORI

1 patent

US8844146B2Sep 30, 2014

Eyeglass frame shape measurement device

MATSUYAMA YOSHINORI4 citations67