HI

Hirokazu Ishii

Ricoh Company: 10 patents #47 of 2,036Top 3%
Canon: 4 patents #356 of 3,938Top 10%
Overall (2016): #3,267 of 481,213Top 1%
14
Patents 2016

Issued Patents 2016

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9531939 Detection apparatus, image pickup apparatus, image pickup system, and control method of the detection apparatus 2016-12-27
9488937 Image forming apparatus Shinya Tanaka, Hiromi Ogiyama, Yasunobu Shimizu, Keigo Nakamura 2016-11-08
9479688 Image capture apparatus 2016-10-25
9459564 Image forming apparatus Tatsuya Ohsugi, Kenji Sugiura, Jyunya Sakuraba, Toshitaka Yamaguchi, Hiroyoshi Haga +7 more 2016-10-04
9454107 Image forming apparatus Yasunobu Shimizu, Shinya Tanaka, Keigo Nakamura 2016-09-27
9426354 Image processing apparatus, image sensing apparatus, control method, and recording medium 2016-08-23
9395659 Image forming apparatus Shinya Tanaka, Tsutomu Kato, Yasufumi Takahashi, Takehide Mizutani, Osamu Ichihashi +6 more 2016-07-19
9395658 Image forming apparatus Yuuji Wada, Naohiro Kumagai, Seiichi Kogure, Junpei Fujita, Kazuki Yogosawa +4 more 2016-07-19
9389551 Fixing unit and image forming apparatus including same 2016-07-12
9291955 Image forming apparatus and transfer bias application device therein Keigo Nakamura, Yasunobu Shimizu, Hiromi Ogiyama, Shinya Tanaka 2016-03-22
9291934 Image forming apparatus Yasunobu Shimizu, Hiromi Ogiyama, Shinya Tanaka, Keigo Nakamura 2016-03-22
9285722 Image forming apparatus having transfer bias control Shinya Tanaka, Yasunobu Shimizu, Keigo Nakamura 2016-03-15
9274461 Transfer device and image forming apparatus incorporating same Tsutomu Kato, Takehide Mizutani, Shinya Tanaka, Yasufumi Takahashi, Osamu Ichihashi +1 more 2016-03-01
9277150 Image pickup apparatus and camera system capable of improving calculation accuracy of defocus amount 2016-03-01