TF

Tetsuya Fujioka

Ricoh Company: 76 patents #69 of 9,818Top 1%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
IS Ishikawa Seisakusho: 1 patents #7 of 32Top 25%
JA Jatco: 1 patents #458 of 871Top 55%
📍 Yokohama, JP: #115 of 480 inventorsTop 25%
Overall (All Time): #22,759 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 51–75 of 80 patents

Patent #TitleCo-InventorsDate
8600288 Image forming apparatus Takamasa Shiraki, Kazushige Kawamura, Yoshihide Ohta, Takayuki Andoh, Masato Ogawa +3 more 2013-12-03
8339682 Lighting device for use in an optical scanning unit, of an image reader Kazushige Kawamura, Yasuo Sakurai, Yasunobu Youda 2012-12-25
8253987 Image reader and image forming apparatus including the image reader Kazushige Kawamura, Yasunobu Youda, Yasuo Sakurai 2012-08-28
8204431 Compact image forming apparatus with post-processing Takamasa Shiraki, Takayuki Andoh, Kohji Hatayama, Yoshihide Ohta, Masato Ogawa +3 more 2012-06-19
8194255 Image forming apparatus Takayuki Andoh, Takuji Takahashi, Takamasa Shiraki, Yoshihide Ohta, Kohji Hatayama +3 more 2012-06-05
7937028 Image forming apparatuses having specialized toner structures and materials Masato Ogawa, Takuji Takahashi, Takamasa Shiraki, Yoshihide Ohta, Kazushige Kawamura +1 more 2011-05-03
7894106 Image reading device and image forming apparatus Takuji Takahashi 2011-02-22
7706032 Scanner device and image forming apparatus 2010-04-27
6876918 Method and apparatus for estimating engine torque Tomoaki Kabe, Masahiro Hamano, Katsutoshi Usuki 2005-04-05
6836633 Optical scanning device and image forming apparatus including the optical scanning device Kazunori Bannai 2004-12-28
6075624 Method and apparatus for turning over pages of book-original Kazunori Bannai, Kazushige Taguchi, Hiroshi Takahashi, Fumio Kishi 2000-06-13
5847845 Book document reading device Hiroshi Takahashi, Kazunori Bannai, Kazushige Taguchi, Susumu Shiina 1998-12-08
5751446 Image reading device for accurately reading spread pages of a book document 1998-05-12
5689348 Book document reading device Hiroshi Takahashi, Kazunori Bannai, Kazushige Taguchi, Susumu Shiina 1997-11-18
5682227 Royalty accounting system for a book copier Kazushige Taguchi, Hiroshi Takahashi, Kazunori Bannai, Susumu Shiina 1997-10-28
5610720 Book document reading device having a page turning capability Hiroshi Takahashi, Kazunori Bannai, Kazushige Taguchi, Susumu Shiina 1997-03-11
5583607 Image forming apparatus having book reading and page turning capabilities Hiroshi Takahashi, Kazunori Bannai, Kazushige Taguchi, Susumu Shiina 1996-12-10
5583662 Book document reading device having a page turning capability Hiroshi Takahashi, Kazunori Bannai 1996-12-10
5572284 Book document handling device 1996-11-05
5471277 Book document reading device having a page turning capability Kazunori Bannai, Hiroshi Takahashi 1995-11-28
5414481 Image projector and image forming apparatus for image projection Hiroshi Takahashi 1995-05-09
5390033 Method and apparatus for turning over pages of book-original Kazunori Bannai, Kazushige Taguchi, Hiroshi Takahashi, Fumio Kishi 1995-02-14
5325213 Image reader and book document reader with a page turning capability for an image forming apparatus Hiroshi Takahashi, Kazunori Bannai, Kazushige Taguchi, Susumu Shiina 1994-06-28
5297376 Finisher for an image forming apparatus Kazushige Taguchi, Hiroshi Takahashi, Kazunori Bannai, Fumio Kishi 1994-03-29
5255904 Feeder or image forming apparatus Kazushige Taguchi, Hiroshi Takahashi, Kazunori Bannai, Fumio Kishi 1993-10-26