Inventor · disambiguated record
Hiroshi Umehara
Also filed as: UMEHARA HIROSHI
3 granted patents·2 pending applications·36 citations·filing 1988–2023
71Inventor score
Top patents by PatentIndex Score
5 records- 0150US2023390596A1Disaster prevention equipment for hydrogen stationHOCHKI CORP·Filed 2023·Application pending·0 cites
- 0249US4866550AMagnetic recording and reproducing apparatus with selective loading of different sized magnetic tapesSHARP KK·Filed 1988·Granted Sep 12, 1989·16 cites·2 claims
- 0348US5128231ANegative photoresist composition comprising a photosensitizer of a polyhalogen compoundOKI ELECTRIC IND CO LTD·Filed 1991·Granted Jul 7, 1992·10 cites·8 claims
- 0444US5948592AWater-soluble photoresist compositionFUJI CHEM IND CO LTD·Filed 1998·Granted Sep 7, 1999·10 cites·3 claims
- 0540US2012285710A1Disaster-preventing deviceUMEHARA HIROSHI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →