Inventor · disambiguated record

Ryoji Hirayama

Also filed as: HIRAYAMA RYOJI

3 granted patents·2 pending applications·10 citations·filing 19952006

62Inventor score
Technology areasG06FC08J
Files withFUJITSU LTD3HASHIMOTO CHEMICAL IND1

Top patents by PatentIndex Score

5 records

Join the waitlist — get patent alerts

Get an alert when Ryoji Hirayama 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 →