RT

Ryoichi Tsuruoka

FI Fujifilm Business Innovation: 17 patents #476 of 5,238Top 10%
RL Rank Xerox Limited: 2 patents #2 of 31Top 7%
Overall (All Time): #242,571 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
5923923 Two-sided image forming apparatus with oil contamination prevention Mikio Kobayashi 1999-07-13
5896979 Endless belt type delivery device Norio Hokari, Shuji Iseki, Junichirou Sameshima, Yukio Hayashi, Mikio Kobayashi 1999-04-27
5828924 Optical detecting device for an image forming apparatus and an image forming apparatus using the same Satoshi Fukada, Nobuo Hyakutake, Kenji Tomizawa, Junichirou Sameshima, Mikio Kobayashi +3 more 1998-10-27
5819140 Roller for belt transporting apparatus and image forming apparatus Shuji Iseki, Norio Hokari, Yukio Hayashi, Junichirou Sameshima, Mikio Kobayashi 1998-10-06
5810131 Vibration reducing method Norio Hokari, Shuji Iseki, Junichirou Sameshima, Yukio Hayashi, Mikio Kobayashi 1998-09-22
5784674 Inner face cleaning member for an intermediate transfer device Shuji Iseki, Norio Hokari, Yukio Hayashi, Junichirou Sameshima, Mikio Kobayashi 1998-07-21
5784676 Roller for belt transporting apparatus and image forming apparatus Shuji Iseki, Norio Hokari, Yukio Hayashi, Junichirou Sameshima, Mikio Kobayashi 1998-07-21
5768676 Method of setting a position of a movable member, and a position setting jig Norio Hokari, Mikio Kobayashi, Shuji Iseki, Yukio Hayashi, Junichirou Sameshima 1998-06-16
5740512 Image formation system with swell correction Yukio Hayashi, Norio Hokari, Shuji Iseki, Junichirou Sameshima, Mikio Kobayashi 1998-04-14
5697030 Image forming apparatus with transfer belt pressing member Yukio Hayashi, Norio Hokari, Shuji Iseki, Mikio Kobayashi, Junichirou Sameshima 1997-12-09
5678138 Paper transport control system for an image forming apparatus Mikio Kobayashi, Shuji Iseki, Junichirou Sameshima, Satoshi Fukada, Takizo Sagawa +2 more 1997-10-14
5659863 Imaging forming apparatus with detecting capabilities of a condition of a transfer material carrier Takashi Kawabata, Nobuo Hyakutake, Fumio Furusawa, Masaaki Tokunaga 1997-08-19
5652942 Image forming apparatus Shuji Iseki, Norio Hokari, Junichirou Sameshima, Yoshiaki Watanabe, Mikio Kobayashi +1 more 1997-07-29
5629760 Image forming apparatus comprising medium attraction means Yukio Hayashi, Norio Hokari, Shuji Iseki, Jyunichiro Sameshima, Mikio Kobayashi 1997-05-13
5617197 Image forming apparatus having a device for stripping a transfer member carried on a transfer drum Takashi Kawabata, Nobuo Hyakutake, Fumio Furusawa, Masaaki Tokunaga 1997-04-01
5541708 System for testing and optimizing toner output in an image formating apparatus 1996-07-30
5502545 Jam processing device suitable for use in an image forming apparatus 1996-03-26
4748473 Printing apparatus with detack device 1988-05-31
4711561 Toner recovery device 1987-12-08