YS

Yasuo Sakurai

Ricoh Company: 28 patents #700 of 9,818Top 8%
TS Toshiba Medical Systems: 11 patents #98 of 1,088Top 10%
KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Canon: 2 patents #12,681 of 19,416Top 70%
NC Nichiman Co.: 1 patents #35 of 81Top 45%
SM Smc: 1 patents #485 of 737Top 70%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
AK Ashimori Kogyo Kabushiki Kaisha: 1 patents #16 of 51Top 35%
📍 Nasushiobara, JP: #15 of 356 inventorsTop 5%
Overall (All Time): #52,633 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 26–50 of 51 patents

Patent #TitleCo-InventorsDate
8174738 Image read-out device and image forming device Nobuaki Ono, Kiichiro Nishina, Masahiro Itoh 2012-05-08
8169671 Lighting unit, image reading apparatus and image forming apparatus using the same Masahiro Itoh, Kiichiro Nishina, Nobuaki Ono 2012-05-01
8159727 Image reading apparatus and image forming apparatus Akito Yoshimaru, Nobuyuki Satoh, Hiroshi Takahashi, Masato Kobayashi, Yuichi Sakurada 2012-04-17
8107589 Radiotherapeutic system and radiotherapeutic dose distribution measuring method Shigeharu Ohyu, Kyojiro Nambu, Motoji Haragashira, Masahiro Kumakura, Mariko Shibata +2 more 2012-01-31
8081355 Illumination unit, image read apparatus, image formation apparatus Kiichiro Nishina, Masahiro Itoh, Hibiki Tatsuno, Yoshifumi Sudoh 2011-12-20
7920304 Image reading device and image forming apparatus Hibiki Tatsuno, Kiichiro Nishina, Nobuaki Ono, Masahiro Itoh 2011-04-05
7760403 Optical irradiation apparatus, image reading apparatus using the same, and image forming apparatus using the same 2010-07-20
7546733 Method for controlling operation of cylinder apparatus Takeshi Nakada, Kazuhiro Tanaka, Hiromichi Kajikawa, Takeshi Seo 2009-06-16
7548352 Illumination device, document reading device, adjusting device, and image forming apparatus Masashi Kohchi 2009-06-16
7537367 Illumination device, image reading device, and image forming apparatus 2009-05-26
7538911 Lighting device image, reading apparatus, and image forming apparatus Masashi Kohchi 2009-05-26
7495682 Image reading apparatus and image forming apparatus Masashi Kohchi 2009-02-24
7470897 Nuclear medical apparatus Takuzo Takayama, Katsuhiko Fujimoto, Shigeharu Ohyu, Mariko Shibata, Atsuko Sugiyama +1 more 2008-12-30
7330692 Electricity waste suppressing original document size detection apparatus Masashi Kohchi 2008-02-12
7209702 Electricity waste suppressing original document size detection apparatus Masashi Kohchi 2007-04-24
6794677 Semiconductor integrated circuit device and method for fabricating the same Tokuhiko Tamaki, Koichi Kawashima, Kenji Tateiwa 2004-09-21
6041305 Method and apparatus of controlling reservation for goods and the like 2000-03-21
4841430 Method of teaching a path to a moving body Toru Nakagawa, Hitoshi Kubota 1989-06-20
4822670 Removable adhesive sheet or tape Kiyoshi Ono, Yoshio Kishimoto, Hiroyasu Miyasaka, Yasuaki Kitazaki, Tetsuaki Matsuda +1 more 1989-04-18
4715597 Automatic document feeder 1987-12-29
4648785 Industrial robot employing direct drive operation Tohru Nakagawa, Yoshiaki Makizawa 1987-03-10
4641214 Rotary head assembly with pump-out type spiral grooves for more stable tape running Kiyokazu Imanishi, Hiroyuki Naka, Takashi Ichiyanagi, Masaru Kishimoto 1987-02-03
4638987 Automatic document feeder 1987-01-27
4525757 Rotary head assembly Kiyokazu Imanishi, Takashi Ichiyanagi, Hirouki Naka, Koji Nakagawa 1985-06-25
4472657 Support frame for color cathode-ray tube Kenichi Fukuzawa 1984-09-18