TA

Toshiyuki Andoh

Ricoh Company: 41 patents #346 of 9,818Top 4%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
Overall (All Time): #73,864 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
7532370 Optical encoder, motor driver and image forming apparatus Koichi Kudo, Takuroh Kamiya, Katsuya Kawagoe, Ryuuichi Mimbu, Junya Takigawa +1 more 2009-05-12
7454150 Image forming apparatus having a resist rotary member Hiromichi Matsuda, Masato Yokoyama, Kazuhiko Kobayashi, Yuji Matsuda, Yohei Miura +3 more 2008-11-18
7386262 Belt driving control apparatus and image forming apparatus which uses a moving average process and a revolution average process Hiroshi Okamura, Yuji Matsuda, Hiromichi Matsuda, Nobuto Yokokawa, Ryoji Imai +3 more 2008-06-10
7376375 Belt-drive control device, color-shift detecting method, color-shift detecting device, and image forming apparatus Kazuhiko Kobayashi, Hiromichi Matsuda, Nobuto Yokokawa, Ryoji Imai, Yuji Matsuda +3 more 2008-05-20
7373093 Apparatus and method for color image forming, and computer program product for driver controller Tadashi Shinohara, Masata Yokoyama, Kazuhiko Kobayashi, Yohei Miura, Toshiyuki Yakahashi +3 more 2008-05-13
7330009 Method, apparatus, and program for driving a motor in a feedback control system, capable of suppressing motor oscillation Tadashi Shinohara, Yuuji Matsuda, Kazuhiko Kobayashi, Nobuto Yokokawa, Masato Yokoyama +3 more 2008-02-12
7251444 Apparatus for controlling driving of endless belt, and image forming apparatus Yuji Matsuda, Hiromichi Matsuda, Nobuto Yokokawa, Ryoji Imai, Hiroshi Okamura +3 more 2007-07-31
7110700 Belt driving controller, process cartridge, and image forming apparatus Yasumori Nagahara, Tadashi Shinohara, Yuuji Matsuda, Kazuhiko Kobayashi, Nobuto Yokokawa +4 more 2006-09-19
6996357 Belt drive control device and image forming apparatus including the same Hiromichi Matsuda, Hiroshi Koide, Makoto Komatsu 2006-02-07
6949896 Apparatus for and method of driving motor to move object at a constant velocity Hiromichi Matsuda, Makoto Komatsu, Tadashi Shinohara, Yuuji Matsuda, Kazuhiko Kobayashi +5 more 2005-09-27
6947693 Image forming apparatus including rotary member speed detection mechanism Takuroh Kamiya, Junya Takigawa, Yoshihiro Sakai, Katsuya Kawagoe, Ryuuichi Mimbu +1 more 2005-09-20
6941096 Belt drive control device and image forming apparatus including the same Hiromichi Matsuda, Hiroshi Koide, Makoto Komatsu 2005-09-06
6031633 Control method of scanner optical system of original image reading apparatus, motor control device and moving unit driving device of image reading apparatus Mikio Kamoshita, Minoru Takahashi, Tomiko TAKAHASHI 2000-02-29
5404206 Image scanning mechanism using direct drive mechanism Masanori Saitoh, Toyokazu Satomi 1995-04-04
5289088 DC linear motor 1994-02-22
5265188 Control system for controlling object at constant state 1993-11-23
5130583 Linear motor 1992-07-14