HG

Hidefumi Gohhara

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
📍 Numazu, JP: #330 of 856 inventorsTop 40%
Overall (All Time): #1,288,789 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5659860 Developing device for an image forming apparatus and toner cartridge Fumihiro Sasaki, Satoshi Mochizuki, Megumi Sakakura, Seiji Oka, Hajime Oyama +2 more 1997-08-19
5652079 Carrier for dry two-component developer and method of producing the same Satoshi Mochizuki, Fumihiro Sasaki, Norio Yokoyama, Yutaka Sakai, Takahisa Kato +3 more 1997-07-29
5554478 Electrophotographic dry toner Shinichi Kuramoto, Yoshihisa Okamoto, Yasuo Asahina, Michio Izumi, Chiharu Mochizuki +3 more 1996-09-10
5403690 Developer for developing latent electrostatic images Shinichi Kuramoto, Yasuo Asahina, Michio Izumi, Yoshihisa Okamoto, Hiroaki Matsuda +2 more 1995-04-04