Inventor · disambiguated record
Yoichi Shimokawa
Also filed as: SHIMOKAWA YOICHI
3 granted patents·60 citations·filing 1976–1984
73Inventor score
Top patents by PatentIndex Score
3 records- 0174US4086215ACrosslinked organic polyamide or polyhydrazine permselective polymeric membranesTORAY INDUSTRIES·Filed 1976·Granted Apr 25, 1978·21 cites·22 claims
- 0266US4086093ADry planographic printing plateTORAY INDUSTRIES·Filed 1976·Granted Apr 25, 1978·23 cites·14 claims
- 0348US5053311ADirect planographic printing plate requiring no dampeningMAKINO FUMIKATSU·Filed 1984·Granted Oct 1, 1991·16 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Yoichi Shimokawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →