Inventor · disambiguated record

Haruo Yoshikawa

Also filed as: YOSHIKAWA HARUO

2 granted patents·42 citations·filing 1991–1991

61Inventor score

Technology areasD06N F26B

Files withSANYO KAKOSHI KK1 SPEEDFAM CLEAN SYSTEMS CO LTD1

Top patents by PatentIndex Score

2 records

0181US5252379AEmbossed process paper and production thereofSANYO KAKOSHI KK·Filed 1991·Granted Oct 12, 1993·38 cites·3 claims
0223US5291665ADrying method and apparatus using hot D.I. waterSPEEDFAM CLEAN SYSTEMS CO LTD·Filed 1991·Granted Mar 8, 1994·4 cites·12 claims

Join the waitlist — get patent alerts

Get an alert when Haruo Yoshikawa 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 →