HK

Hiroyuki Kawamoto

Ricoh Company: 70 patents #91 of 9,818Top 1%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
TI Tokyo Electric Power Company Holdings, Incorporated: 1 patents #245 of 711Top 35%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Overall (All Time): #23,826 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 76–78 of 78 patents

Patent #TitleCo-InventorsDate
4749118 Method for bonding ceramic to metal Kazuaki Yokoi, Toshihiro Yamada, Akiomi Kohno, Motohiro Satou 1988-06-07
4699310 Method of bonding alumina to metal Akiomi Kohno, Hideo Nakae, Akihiko Yamamoto 1987-10-13
4678727 Sodium-sulfur cell block Mitsuo Kawakami 1987-07-07