TS

Tomio Sugaya

HC Hitachi Koki Co.: 8 patents #145 of 888Top 20%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
RS Ricoh Printing Systems: 1 patents #97 of 200Top 50%
📍 Ibaraki, JP: #1,034 of 6,779 inventorsTop 20%
Overall (All Time): #523,158 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6871036 Belt driving apparatus and image forming apparatus using the same Kenji Asuwa, Toru Miyasaka, Hiroyuki Mabuchi, Hui Cheng 2005-03-22
6415120 Corona discharging apparatus for use in electrophotographic printing apparatus Hajime Tashiro, Manabu Suzuki, Yoshitaka Fujinuma 2002-07-02
6067429 Friction material and braking device and image forming apparatus using the friction material Hidehisa Okamura 2000-05-23
5634183 Image printer Yosuke Saito, Hirobumi Ouchi, Yasuo Kikuchi, Katsuhiro Akinaga 1997-05-27
5574546 Developing apparatus for an electrophotographic machine Takao Kumasaka, Yasuo Takuma, Tatsuo Igawa, Yasuo Kikuchi 1996-11-12
5307147 Electrophotographic recording apparatus having a plurality of developing devices which can be changed over Takao Kumasaka, Yuzuru Simazaki, Kunio Satoh, Youji Hirose 1994-04-26
5276487 Method of preventing colors from being mixed for a two-color image forming apparatus Katsuhiro Akinaga, Yasuo Kikuchi 1994-01-04
5179417 Apparatus for printing on opposite surfaces of a strip of printing paper Yasuyuki Tsuji, Yasuo Kikuchi, Katsuhiro Akinaga, Masaaki Akutsu, Motoji Kurobane 1993-01-12
4961704 Sheet meandering movement preventing method Shigeo Nemoto, Osamu Namikawa, Kiyomi Tsuchiya, Isao Nakajima, Yasuo Kikuchi +2 more 1990-10-09
4949096 Laser printer with thermal fixing of toner Toshitaka Ogawa, Yasuo Kikuchi, Isao Nakajima, Takashi Suzuki, Shigenobu Katagiri 1990-08-14