Inventor

OTSUBO SHIGEHIRO

JP3 patents

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

SUMITOMO RIKO CO LTD

2 patents

US12454292B2Oct 28, 2025

Rubber bushing for railroad trucks

SUMITOMO RIKO CO LTD0 citations47

US10150489B2Dec 11, 2018

Tubular elastic linkage device for axle beam

SUMITOMO RIKO CO LTD1 citations46

KAWASAKI HEAVY IND LTD

1 patent

US10422685B2Sep 24, 2019

Load measuring device for railcar bogie

KAWASAKI HEAVY IND LTD3 citations67