HT

Hiroyoshi Tokoro

HC Hitachi Koki Co.: 6 patents #189 of 888Top 25%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Ibaraki, JP: #1,651 of 6,779 inventorsTop 25%
Overall (All Time): #892,101 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5243394 Electrophotographic device provided with a mechanism for attaching marks to edges of sheets Junichi Matsuno, Yozo Suzumura 1993-09-07
5092579 Mechanism for preventing skew of cut paper sheet Mitsuaki Hayakawa, Kazuo Sugano 1992-03-03
5006898 Developing apparatus for xerography Junji Kobayashi, Kiyoshi Niinuma, Kensei Hosoya, Masao Chiba 1991-04-09
4821077 Cleaner for toner fixing device Mitsuaki Hayakawa, Kiyoo Kawate 1989-04-11
4806979 Duplex printing machine Tsuneki Kobayashi, Kensei Hosoya, Shogo Nobumori, Mitsuaki Hayakawa 1989-02-21
4796561 Electrophotographic developing device having a shaped doctor board Yasuo Takano, Junji Kobayashi, Masato Yamada, Toshimitsu Harada, Kensei Hosoya 1989-01-10