KS

Kenji Sakai

DC Daido Metal Company: 11 patents #27 of 280Top 10%
TC Tokyo Seimitsu Co.: 10 patents #6 of 257Top 3%
FI Fujimi Incorporated: 10 patents #16 of 216Top 8%
IC Ibiden Co.: 9 patents #102 of 730Top 15%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
TE Toyo Engineering: 7 patents #7 of 295Top 3%
KC Kansai Paint Co.: 6 patents #102 of 822Top 15%
TT Toshiba Lighting & Technology: 5 patents #104 of 486Top 25%
Rohm Co.: 4 patents #677 of 2,292Top 30%
SO Sony: 2 patents #12,963 of 25,231Top 55%
S( Sae Magnetics (H.K.): 2 patents #193 of 585Top 35%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
Tdk: 2 patents #1,902 of 3,796Top 55%
PL Pilot Ink Company, Limited: 2 patents #40 of 110Top 40%
HC Hitachi Koki Haramachi Co.: 2 patents #3 of 9Top 35%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
FM Fujikoshi Machinery: 1 patents #51 of 85Top 60%
SC Shin-Etsu Handotai Co.: 1 patents #385 of 679Top 60%
TU Tsinghua University: 1 patents #1,221 of 2,815Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
HY Hymo: 1 patents #7 of 30Top 25%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
KC Kyodo Yushi Co.: 1 patents #63 of 191Top 35%
📍 Yokohama, JP: #109 of 480 inventorsTop 25%
Overall (All Time): #18,739 of 4,157,543Top 1%
88
Patents All Time

Issued Patents All Time

Showing 1–25 of 88 patents

Patent #TitleCo-InventorsDate
12377439 Multi-layer coating film forming method 2025-08-05
12113330 Semiconductor laser device Kazuyoshi Izumi 2024-10-08
12097532 Method for forming multilayer coating film 2024-09-24
12054631 Bright pigment dispersion and method for forming multilayer coating film Yosuke Hasegawa, Nobuhiko NARITA, Masayuki Itoh 2024-08-06
12043763 Effect paint for automobile Nobuhiko NARITA 2024-07-23
12040590 Semiconductor laser device Hiroyuki Tajiri, Kazuyoshi Izumi 2024-07-16
11932781 Effect pigment dispersion and method for forming multilayer coating film Nobuhiko NARITA 2024-03-19
11898078 Semiconductor phosphor Susumu Higuchi, Masato Yamada, Masanobu Takahashi, Junya ISHIZAKI 2024-02-13
11285509 Method for forming multilayer coating film Hirokazu Okazaki, Tatsuo Kuramochi, Nobuhiko NARITA 2022-03-29
10340907 Drive device for semiconductor element Motoki Imanishi, Takaki Nakashima 2019-07-02
9981864 Oily water separator, oil-water separating method and filtration membrane unit Masaaki Sakurai, Hidekiyo Hara, Kanako Abe, Takashi Nomura 2018-05-29
9980395 Method of manufacturing laser diode unit utilizing submount bar Koji Shimazawa, Osamu Shindo, Yoshihiro Tsuchiya, Yasuhiro Ito 2018-05-22
9807885 Wiring board with built-in electronic component and method for manufacturing the same Tomoyuki Ikeda, Toshiki Furutani 2017-10-31
9625927 Drive circuit Motoki Imanishi, Takaki Nakashima 2017-04-18
9444249 Semiconductor driving device and semiconductor device Motoki Imanishi, Takaki Nakashima 2016-09-13
9363891 Printed wiring board and method for manufacturing the same Satoru Kawai, Liyi Chen 2016-06-07
9226409 Method for manufacturing a wiring board Atsushi Ishida, Ryojiro Tominaga 2015-12-29
9167653 Power supply device and luminaire Koji Takahashi, Hiromichi Nakajima, Hiroyuki Kudo, Hirokazu Otake, Hiroshi Terasaka +7 more 2015-10-20
9117730 Printed wiring board and method for manufacturing printed wiring board Ryojiro Tominaga, Naoaki Fujii 2015-08-25
9072968 Game device, game control method, and game control program for controlling game on the basis of a position input received via touch panel Eiji Yamada, Katsuyuki Kanetaka 2015-07-07
9021692 Method for manufacturing a printed wiring board Satoru Kawai, Liyi Chen 2015-05-05
8976558 Power supply device with smoothing capacitor and falling voltage chopper circuit Go Kato, Takuro Hiramatsu, Chikako Katano, Hiroshi Takenaga, Tomoaki Shimizu 2015-03-10
8866041 Apparatus and method of manufacturing laser diode unit utilizing submount bar Koji Shimazawa, Osamu Shindo, Yoshihiro Tsuchiya, Yasuhiro Ito 2014-10-21
8803561 Semiconductor circuit and semiconductor device Motoki Imanishi, Yoshikazu Tanaka, Kyouko Oyama 2014-08-12
8779830 Inverse level shift circuit Takaki Nakashima, Motoki Imanishi 2014-07-15