HK

Hajime Kawakami

TO Toyota: 6 patents #4,786 of 26,838Top 20%
KC Kawakami Sangyo Co.: 4 patents #3 of 13Top 25%
KM Konica Minolta: 4 patents #901 of 2,718Top 35%
KS Kabushikikaisha Matsui Seisakusho: 3 patents #10 of 40Top 25%
KM Konica Minolta: 3 patents #626 of 1,361Top 50%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #206,202 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
11850860 Cleaning device and image forming apparatus Hiroaki Umemoto 2023-12-26
11167570 Image forming apparatus and image forming method Yusuke Mamiya, Yusuke Nishisaka, Shinya Tokutake 2021-11-09
11155095 Inkjet recording apparatus and cleaning method of intermediate transfer body Yusuke Nishisaka, Mei Suzuki, Keishi Suzuki 2021-10-26
11049353 Supplying apparatus of granular material and supplying method of granular material Yuya Yoneda 2021-06-29
10935144 Supplying apparatus of granular material Yuya Yoneda 2021-03-02
10082756 Image forming apparatus and image forming system 2018-09-25
9522787 Apparatus for supplying granular material, and apparatus for blending and supplying granular material equipped therewith Hiroshi Hara 2016-12-20
8903624 Internal combustion engine control apparatus Satoshi Yoshizaki, Shuntaro Okazaki, Masashi Shibayama, Kaoru Shokatsu 2014-12-02
8812214 Control device for internal combustion engine Shuntaro Okazaki, Satoshi Yoshizaki, Kaoru Shokatsu, Masashi Shibayama 2014-08-19
8793058 Control device for internal combustion engine Shuntaro Okazaki, Satoshi Yoshizaki, Masashi Shibayama, Kaoru Shokatsu 2014-07-29
8666635 Control device for internal combustion engine Shuntaro Okazaki, Satoshi Yoshizaki, Masashi Shibayama, Kaoru Shokatsu 2014-03-04
8660451 Cleaning apparatus and image forming apparatus Hideo Yamaki, Shigetaka Kurosu, Nobuyasu Tamura, Yusuke Nishisaka, Keiki KATSUMATA 2014-02-25
8649957 Control device for internal combustion engine Satoshi Yoshizaki, Shuntaro Okazaki, Masashi Shibayama, Kaoru Shokatsu 2014-02-11
8515648 Control device for internal combustion engine Satoshi Yoshizaki, Shuntaro Okazaki, Masashi Shibayama, Kaoru Shokatsu 2013-08-20
8135302 Image forming apparatus having cleaning device of pre-secondary transfer discharge unit Yotaro Sato, Takenobu Kimura 2012-03-13
7945202 Cleaning apparatus and image forming apparatus Takenobu Kimura, Yotaro Sato 2011-05-17
7488169 Three-dimensional structure and method and apparatus for manufacture thereof Seijyu Keduka 2009-02-10
7481958 Process and apparatus for forming a plastic sheet having recessed and protruded parts and double wall sheet having the plastic sheet Osamu Sugiyama, Masamoto Iwasaka 2009-01-27
5538775 Paper cushioning mat Hideaki Akiya, Yuzo Ishino, Kozo Kemmotsu 1996-07-23
5159500 Magnetic tape recording of reproducing apparatus with recorded channel indicator Masaki Oguro, Shunji Motohashi, Shinichi Fukushima, Masahiro Negamune 1992-10-27
4657625 Apparatus for producing sheet having many hollow bodies from thermoplastic material 1987-04-14