Inventor · disambiguated record

Youichi Nagai

Also filed as: NAGAI YOUICHI

82 granted patents·18 pending applications·617 citations·filing 19932021

99Inventor score
Technology areasH10FH10WH10PH02SH01L
Files withSUMITOMO ELECTRIC INDUSTRIES70NAGAI YOUICHI7AKITA KATSUSHI5IGUCHI YASUHIRO4FUJII KEI3

Top patents by PatentIndex Score

100 records

Showing the top 50 of 100 patent records by PatentIndex Score.

Join the waitlist — get patent alerts

Get an alert when Youichi Nagai 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 →