Inventor · disambiguated record

Tutomu Koyama

Also filed as: KOYAMA TUTOMU

1 granted patent·85 citations·filing 1977–1977

52Inventor score
Technology areasC04B
Files withKAO CORP1

Top patents by PatentIndex Score

1 record

Join the waitlist — get patent alerts

Get an alert when Tutomu Koyama 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 →