HO

Hiroaki Okamoto

Ricoh Company: 1 patents #807 of 1,821Top 45%
SC Sumitomo Chemical: 1 patents #85 of 280Top 35%
📍 Ooita, JP: #7 of 46 inventorsTop 20%
Overall (2018): #144,179 of 503,207Top 30%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10126682 Developing device, and image forming apparatus and process cartridge incorporating same Tatsuya Kubo, Junichi Matsumoto, Shinji Tamaki, Ichiro Kadota 2018-11-13
9920004 Method for producing phenolic compound Kazuya Ueki, Toshiyuki Kiji 2018-03-20