Inventor · disambiguated record
Youichi Hamamoto
Also filed as: HAMAMOTO YOUICHI
3 granted patents·114 citations·filing 1985–2009
73Inventor score
Top patents by PatentIndex Score
3 records- 0186US4655925AActivated sludge methodNISHIHARA ENV SAN RES CO LTD·Filed 1985·Granted Apr 7, 1987·73 cites·8 claims
- 0268US4818408AIntermittent aeration type biological treatment process and system thereforNISHIHARA OM TECH CO LTD·Filed 1987·Granted Apr 4, 1989·39 cites·11 claims
- 0361US8000819B2Manufacturing instruction evaluation support system, manufacturing instruction evaluation support method, and manufacturing instruction evaluation support programHITACHI LTD·Filed 2009·Granted Aug 16, 2011·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →