Inventor · disambiguated record

Seiki Hasunuma

Also filed as: HASUNUMA Seiki

3 granted patents·0 citations·filing 2017–2017

38Inventor score

Technology areasG03G

Files withKYOCERA DOCUMENT SOLUTIONS INC3

Top patents by PatentIndex Score

3 records

0156US10273331B2Polyarylate resin and electrophotographic photosensitive memberKYOCERA DOCUMENT SOLUTIONS INC·Filed 2017·Granted Apr 30, 2019·0 cites·2 claims
0241US10761439B2Polyarylate resin and electrophotographic photosensitive memberKYOCERA DOCUMENT SOLUTIONS INC·Filed 2017·Granted Sep 1, 2020·0 cites·5 claims
0336US10871723B2Electrophotographic photosensitive member and image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2017·Granted Dec 22, 2020·0 cites·15 claims

Join the waitlist — get patent alerts

Get an alert when Seiki Hasunuma 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 →