Inventor · disambiguated record

Eiji Hayakawa

Also filed as: HAYAKAWA EIJI · YANNI JOHN MICHAEL

32 granted patents·12 pending applications·754 citations·filing 19852015

98Inventor score
Technology areasB41CA61JA61KG03FA61P
Files withKYOWA HAKKO KOGYO KK10EASTMAN KODAK CO7KODAK POLYCHROME GRAPHICS LLC4MIYAMOTO YASUSHI4KAMIYA MASAMICHI3

Top patents by PatentIndex Score

44 records

Join the waitlist — get patent alerts

Get an alert when Eiji Hayakawa 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 →