Inventor · disambiguated record
Shigehiro Otsubo
Also filed as: OTSUBO SHIGEHIRO
3 granted patents·1 pending application·4 citations·filing 2014–2025
54Inventor score
Top patents by PatentIndex Score
4 records- 0169US10422685B2Load measuring device for railcar bogieKAWASAKI HEAVY IND LTD·Filed 2014·Granted Sep 24, 2019·3 cites·9 claims
- 0263US10150489B2Tubular elastic linkage device for axle beamSUMITOMO RIKO CO LTD·Filed 2017·Granted Dec 11, 2018·1 cites·8 claims
- 0354US12454292B2Rubber bushing for railroad trucksSUMITOMO RIKO CO LTD·Filed 2022·Granted Oct 28, 2025·0 cites·7 claims
- 0452US2025146963A1Preparation method of test piece for flame-resistance evaluation, and test piece for flame-resistance evaluationSUMITOMO RIKO CO LTD·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →