Inventor · disambiguated record

Ryuji Yukawa

Also filed as: YUKAWA RYUJI

2 granted patents·1 citations·filing 2002–2009

29Inventor score

Technology areasC01B H01M

Files withSANYO ELECTRIC CO1 SATO YASUSHI1

Top patents by PatentIndex Score

2 records

0163US8945784B2Hydrogen production apparatus and fuel cell system using the sameSATO YASUSHI·Filed 2009·Granted Feb 3, 2015·1 cites·18 claims
0237US7052787B2Solid high polymer type fuel cell power generating deviceSANYO ELECTRIC CO·Filed 2002·Granted May 30, 2006·0 cites·26 claims

Join the waitlist — get patent alerts

Get an alert when Ryuji Yukawa 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 →