US

Utami Soma

KO Konica: 16 patents #102 of 1,958Top 6%
KM Konica Minolta: 7 patents #294 of 1,361Top 25%
KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
Overall (All Time): #175,119 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8223386 Image forming apparatus with detecting devices for image positioning on reversed sheet Hiroshi Oyama, Atsushi Takahashi, Tadashi Matsudaira, Youbao Peng, Shinpei Kawasaki 2012-07-17
8049931 Image forming apparatus and image forming method for setting a margin region, a density change region, and regular density region Atsushi Takahashi, Tadashi Matsudaira, Youbao Peng, Hiroshi Oyama, Shinpei Kawasaki 2011-11-01
7848696 Image forming apparatus Youbao Peng, Atsushi Takahashi 2010-12-07
7783223 Image forming apparatus with plurality of AC power cords Atsushi Takahashi, Youbao Peng 2010-08-24
7751742 Image forming apparatus and image forming system Tadashi Matsudaira, Atsushi Takahashi, Youbao Peng, Hiroshi Oyama, Shinpei Kawasaki 2010-07-06
7634210 Cleaning system for an image forming apparatus for margin-less printing and control method thereof Atsushi Takahashi, Tadashi Matsudaira, Youbao Peng, Hiroshi Oyama, Shinpei Kawasaki 2009-12-15
7600187 Image forming apparatus and image forming system Takashi Hasebe, Takashi Tamura, Saburo Shimizu, Tetsu Sekine, Shuta Hamada 2009-10-06
7583927 Image forming apparatus Atsushi Takahashi, Youbao Peng 2009-09-01
7496848 Image forming apparatus and image forming system Takashi Hasebe, Takashi Tamura, Saburo Shimizu, Tetsu Sekine, Shuta Hamada 2009-02-24
6320674 Image forming apparatus Atsushi Takahashi, Kazumichi Yamauchi, Ryuji Okutomi, Susumu Kurihara 2001-11-20
6167209 Copying system having plural copying machines Chikatsu Suzuki, Susumu Kurihara, Atsushi Takahashi 2000-12-26
5901276 Image forming apparatus having an interface to connect with other image forming apparatus Takashi Murahashi, Jun Yokobori, Susumu Kurihara 1999-05-04
5901278 Image recording apparatus with a memory means to store image data Susumu Kurihara 1999-05-04
5895142 Image forming apparatus with sorting function Atsushi Takahashi, Kazumichi Yamauchi, Ryuji Okutomi 1999-04-20
5758251 Image forming apparatus having automatic duplex device Atsushi Takahashi, Susumu Kurihara 1998-05-26
5708508 Image recording apparatus with one-side and two-side copying modes Jun Yokobori, Susumu Kurihara 1998-01-13
5642200 Duplex image recording apparatus with memory Susumu Kurihara, Izumi Hamanaka, Atsushi Takahashi, Kenichi Hosoi, Takanobu Fuse 1997-06-24
5231309 Current leakage breaking circuit for a copying apparatus Seitaro Kasahara 1993-07-27
5198859 Document information detecting device for a copying machine Kazumichi Yamauchi 1993-03-30
5162851 Braking system for image formation apparatus Minoru Asakawa, Haruo Itakura, Yasufumi Koseki, Kazumi Ishi, Hisao Sato 1992-11-10
5068853 Fail-safe apparatus for image forming apparatus Yasufumi Koseki, Minoru Asakawa 1991-11-26
4996625 Power source unit for image recording apparatus Yasufumi Koseki, Minoru Asakawa 1991-02-26
4973799 Printed circuit board for use with an image forming apparatus Yasufumi Koseki, Minoru Asakawa 1990-11-27
4791453 Recording apparatus Yasufumi Koseki, Seiichi Suzuki, Harufumi Yamashita 1988-12-13