KI

Keiichi Ishikawa

EB Ebara: 13 patents #164 of 1,611Top 15%
KF Kabushiki Kaisha F.C.C.: 11 patents #10 of 204Top 5%
Honda Motor Co.: 10 patents #2,048 of 21,052Top 10%
MI Mitsui Toatsu Chemicals, Incorporated: 5 patents #267 of 1,543Top 20%
Samsung: 4 patents #25,854 of 75,807Top 35%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
HP HP: 1 patents #8,774 of 16,619Top 55%
NU Nagasaki University: 1 patents #17 of 133Top 15%
NE Netech: 1 patents #6 of 19Top 35%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
LI Livedo: 1 patents #24 of 37Top 65%
Overall (All Time): #40,149 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 25 most recent of 59 patents

Patent #TitleCo-InventorsDate
12372892 Toner particle with amorphous polyester resin Takahiro DANNO, Osamu Ieda, Akinori Terada, Keiji Komoto 2025-07-29
10978315 Vacuum evacuation system Atsushi Shiokawa, Tetsuro Sugiura, Shinichi Sekiguchi, Takashi Kyotani, Tetsuo Komai +2 more 2021-04-13
10723953 Carbide producing method and carbide producing device Yuuki Endou, Tomoki Ichinose 2020-07-28
10641272 Vacuum pump with abatement function Koichi Iwasaki, Hiroki Furuta, Tetsuo Komai, Shinichi Sekiguchi 2020-05-05
10641256 Vacuum pump with abatement function Hiroki Furuta, Koichi Iwasaki, Tetsuo Komai, Shinichi Sekiguchi 2020-05-05
10632419 Vacuum pump with abatement function Toshiharu Nakazawa, Tetsuro Sugiura, Kohtaro Kawamura, Toyoji Shinohara, Takashi Kyotani +3 more 2020-04-28
10626331 Biomass fuel production plant Yuki Endo, Tomoki Ichinose 2020-04-21
10465119 Externally heated carbonization furnace Yuuki Endou, Hirotami Yamamoto, Ryosuke Koizumi 2019-11-05
10274854 Toner for developing electrostatic charge image and method for preparing the same Masahide Yamada, Akinori Terada, Kenichi Miyamoto 2019-04-30
10261430 Photoreceptor for electrophotography and image forming apparatus employing the same Tomohito Chokan, Manabu Takezawa 2019-04-16
10234780 Toner for developing electrostatic charge image and method for preparing the same Akinori Terada, Kenichi Miyamoto, Masahide Yamada 2019-03-19
10184082 Biomass pyrolysis apparatus, and power generation system Yuuki Endou, Hirotami Yamamoto 2019-01-22
10143964 Vacuum pump with abatement function Kohtaro Kawamura, Toyoji Shinohara, Tetsuro Sugiura, Hideo Arai, Takashi Kyotani +3 more 2018-12-04
9956524 Vacuum pump with abatement function Toshiharu Nakazawa, Tetsuro Sugiura, Kohtaro Kawamura, Toyoji Shinohara, Takashi Kyotani +3 more 2018-05-01
9822974 Vacuum pump with abatement function Kohtaro Kawamura, Toyoji Shinohara, Tetsuro Sugiura, Hideo Arai, Toshiharu Nakazawa +3 more 2017-11-21
9740125 Toner for developing electrostatic charge image and method for preparing the same Masahide Yamada, Akinori Terada, Kenichi Miyamoto 2017-08-22
9364786 Exhaust gas abatement apparatus Kohtaro Kawamura, Toyoji Shinohara, Tetsuro Sugiura, Hideo Arai, Takashi Kyotani +3 more 2016-06-14
9302576 Power transmitting apparatus for a hybrid vehicle Tatsuyuki Ohashi, Shouji Asatsuke, Akio Oishi, Ryouhei Chiba, Jun Ishimura 2016-04-05
8973454 Power transmitting apparatuses Shouji Asatsuke, Akio Oishi, Tatsuyuki Ohashi, Jun Ishimura 2015-03-10
8801573 Power transmitting apparatuses Tatsuyuki Ohashi, Shouji Asatsuke, Akio Oishi, Ryouhei Chiba, Jun Ishimura 2014-08-12
8758198 Power transmitting apparatuses Tatsuyuki Ohashi, Shouji Asatsuke, Akio Oishi, Ryouhei Chiba, Jun Ishimura 2014-06-24
8424661 Power transmitting apparatus Shouji Asatsuke, Akio Oishi 2013-04-23
8413546 Power transmitting apparatuses Tatsuyuki Ohashi, Shouji Asatsuke, Makoto Sumi, Akio Oishi 2013-04-09
8360914 Power transmitting apparatuses Tatsuyuki Ohashi, Shouji Asatsuke, Akio Oishi, Ryouhei Chiba, Jun Ishimura 2013-01-29
8323148 Power transmitting apparatuses Tatsuyuki Ohashi, Shouji Asatsuke, Akio Oishi, Ryouhei Chiba, Jun Ishimura 2012-12-04