Inventor · disambiguated record
Hisaharu Kuboyama
Also filed as: KUBOYAMA HISAHARU
5 granted patents·1 pending application·69 citations·filing 1976–2005
77Inventor score
Top patents by PatentIndex Score
6 records- 0185US4115074AGasification processMITSUI TOATSU CHEMICALS·Filed 1976·Granted Sep 19, 1978·30 cites·8 claims
- 0277US4831162APreparation process of ethylene oxideMITSUI TOATSU CHEMICALS·Filed 1987·Granted May 16, 1989·32 cites·13 claims
- 0344US2007117960A1Crosslinked polymide compound and use thereofMITSUI CHEMICALS INC·Filed 2005·Application pending·0 cites
- 0438US5817872ACopper catalyst for the hydration of nitrile and preparation thereofMITSUI CHEMICALS INC·Filed 1995·Granted Oct 6, 1998·7 cites·24 claims
- 0535US6743959B1Method for the dehydrogenation of triisopropyl benzene and diisopropyl benzeneMITSUI CHEMICALS INC·Filed 2000·Granted Jun 1, 2004·0 cites·36 claims
- 0619US5082972AProcess for preparation of acyclic ethyleneaminesMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jan 21, 1992·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →