KS

Kenji Sakurai

TO Toyota: 23 patents #895 of 26,838Top 4%
OM Omron: 10 patents #250 of 3,089Top 9%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Ngk Spark Plug Co.: 4 patents #450 of 1,594Top 30%
HS Hitachi Information & Control Solutions: 4 patents #10 of 68Top 15%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
TK Toshiba Tec Kabushiki Kaisha: 3 patents #733 of 1,664Top 45%
SI Sumitomo Electric Device Innovations: 2 patents #69 of 208Top 35%
NK Nittoh Kogaku K.K.: 2 patents #11 of 32Top 35%
Canon: 2 patents #12,681 of 19,416Top 70%
HD Hitachi Power Semiconductor Device: 2 patents #16 of 79Top 25%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
DC Daiichi Kigenso Kagaku Kogyo Co.: 1 patents #28 of 61Top 50%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
Overall (All Time): #39,052 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 25 most recent of 60 patents

Patent #TitleCo-InventorsDate
11955878 Upper arm drive circuit, drive circuit of power conversion device, and power conversion device Satoshi Iesaka 2024-04-09
11823157 Electronic data transmission in an electronic receipt system with reduced data traffic Kazuya NAMBU, Yasuhiro Arai, Makoto Yoshimura, Yuriko Nishioka 2023-11-21
11735997 Upper arm drive circuit having a reverse current prevention circuit disposed between a power supply of a power conversion device and a first capacitor and control method thereof Satoshi Iesaka, Tomoya Taniguchi 2023-08-22
11379812 Data management device, data management system, and data management method Kazuya NAMBU 2022-07-05
11037125 Electronic data transmission in an electronic receipt system with reduced data traffic Kazuya NAMBU, Yasuhiro Arai, Makoto Yoshimura, Yuriko Nishioka 2021-06-15
10921516 Photodiode device monolithically integrating waveguide element with photodiode element type of optical waveguide Yoshihiro Yoneda, Takuya Okimoto 2021-02-16
10585239 Photodiode device monolithically integrating waveguide element with photodiode element type of optical waveguide Yoshihiro Yoneda, Takuya Okimoto 2020-03-10
9861959 Catalyst composition and exhaust gas purifying method Shigeki Nakayama, Hiromasa Nishioka, Hiroyuki Hayashida, Yoshikazu Hirose 2018-01-09
9845756 Exhaust gas control apparatus for internal combustion engine Yuki Bisaiji, Kohei Yoshida, Kohki Nakamura 2017-12-19
9822683 Exhaust gas purification system for internal combustion engine Yoshihisa Tsukamoto, Nobumoto Ohashi, Shigeki Nakayama, Akira Mikami, Hiroshi Otsuki +3 more 2017-11-21
9696496 Semiconductor optical device and semiconductor assembly Ryuji Masuyama, Yoshihiro Yoneda, Hideki Yagi, Takehiko Kikuchi 2017-07-04
9662612 Exhaust gas purification apparatus for internal combustion engine Akira Mikami, Shigeki Nakayama, Nobumoto Ohashi, Keishi Takada, Yoshihisa Tsukamoto +3 more 2017-05-30
9625308 Vibration energy detection apparatus and vibration energy detection system Hiroshi Sameshima, Misato Nabeto, Masayo Ikuta 2017-04-18
9534552 Exhaust purification system of spark ignition type internal combustion engine Mikio Inoue, Kohei Yoshida, Yuki Bisaiji, Kohki Nakamura 2017-01-03
9528412 Exhaust gas purification apparatus for internal combustion engine Yuji Miyoshi, Toru Kidokoro 2016-12-27
9496807 Electrostatic induction power generator Masayo Ikuta, Wataru Okada 2016-11-15
9494072 Exhaust purification system of internal combustion engine Kohei Yoshida, Yuki Bisaiji, Shigeki Nakayama 2016-11-15
9494097 Exhaust purification system of spark ignition type internal combustion engine Kohki Nakamura, Shigeki Nakayama, Kohei Yoshida, Yuki Bisaiji 2016-11-15
9482133 Exhaust emission control system of internal combustion engine Keishi Takada, Nobumoto Ohashi, Shigeki Nakayama, Akira Mikami, Junichi Matsuo +3 more 2016-11-01
9464554 Exhaust gas purification system for internal combustion engine Junichi Matsuo, Nobumoto Ohashi, Shigeki Nakayama, Akira Mikami, Keishi Takada +3 more 2016-10-11
9362849 Electrostatic induction power generator Wataru Okada 2016-06-07
9297289 Exhaust gas purification apparatus for an internal combustion engine Toru Kidokoro, Yasuyuki Irisawa, Tuyoshi Obuchi 2016-03-29
9255509 Exhaust cleaner for internal combustion engine Toru Kidokoro 2016-02-09
D748842 Lighting fixture Takashi Iwamoto 2016-02-02
D748316 Lighting fixture Takashi Iwamoto 2016-01-26