HK

Hirofumi Kama

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
📍 Kurume, JP: #72 of 195 inventorsTop 40%
Overall (All Time): #2,192,222 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6753371 Fluorine rubber composition, fixing member, fixing device, fixing method, and method of manufacturing fixing device Yoshihiro Kiyomura, Hiroyuki Noda 2004-06-22
5737000 Ink jet head with polycrystalline metal electrodes Hiroshi Shibata, Shin KANEKO, Takashi Kubara, Seishi Tomari, Naoto Yoshida 1998-04-07