Inventor · disambiguated record
Hisashi Akatsuka
Also filed as: AKATSUKA HISASHI
3 granted patents·19 citations·filing 1975–1978
66Inventor score
Files withIDEMITSU KOSAN CO3
Top patents by PatentIndex Score
3 records- 0148US3993562ALoop-style continuous ion exchange unitIDEMITSU KOSAN CO·Filed 1975·Granted Nov 23, 1976·13 cites·9 claims
- 0232US4098689AMethod of treating waste water with activated sludgeIDEMITSU KOSAN CO·Filed 1976·Granted Jul 4, 1978·3 cites·8 claims
- 0329US4151118AProcess for sulfurization of hydrogenation catalystsIDEMITSU KOSAN CO·Filed 1978·Granted Apr 24, 1979·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →