OK

Osamu Kubota

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
VJ Vehicle Energy Japan: 8 patents #5 of 73Top 7%
FL Furuno Electric Company Limited: 5 patents #49 of 407Top 15%
Honda Motor Co.: 5 patents #4,418 of 21,052Top 25%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
TO Tokai: 2 patents #21 of 68Top 35%
ZG Zexel Gmbh: 1 patents #175 of 348Top 55%
BO Bosch: 1 patents #54 of 191Top 30%
JC Japan Aircraft Manufacturing Co.: 1 patents #8 of 22Top 40%
AC Asmo Co.: 1 patents #369 of 745Top 50%
📍 Hitachinaka, JP: #108 of 2,447 inventorsTop 5%
Overall (All Time): #91,223 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
12381284 Battery module Kazunori Ojima, Sadayuki Aoki, Yoshitaka WATAHIKI 2025-08-05
12315955 Secondary cell module Akira Irie, Sadayuki Aoki, Kazunori Ojima 2025-05-27
12191525 Battery module Yoshitaka WATAHIKI, Sadayuki Aoki, Kazunori Ojima 2025-01-07
12021266 Battery module Kazuaki Urano, Hiroaki Masuda, Tatsuhiko Kawasaki 2024-06-25
11749871 Battery module and battery pack Kazunori Ojima, Sadayuki Aoki, Yoshitaka WATAHIKI 2023-09-05
11699832 Battery module Kazunori Ojima, Yoshitaka WATAHIKI, Takashi Suzuki 2023-07-11
11670814 Electricity storage block and electricity storage module Akira Sato, Kazunori Ojima, Sadayuki Aoki 2023-06-06
11264666 Assembled battery Kazunori Ojima, Sadayuki Aoki 2022-03-01
10608286 Secondary cell Masaaki Iwasa, Hitoshi NISHIMORI, Akihide Tanaka 2020-03-31
9887440 Electricity storage block and electricity storage module Akira Sato, Kazunori Ojima, Sadayuki Aoki 2018-02-06
9876207 Battery module Naoya Tokoo, Hidekazu Fujimura, Michihiro Kimura, Naoki Kojima, Takashi Suzuki 2018-01-23
9252620 Battery energy storage system Shin Yamauchi, Motoo Futami, Kohei HONKURA, Hironori Sasaki 2016-02-02
8797000 Charging control system Akihide Tanaka, Xiaoliang FENG 2014-08-05
8691466 Membrane electrode assembly for fuel cell Shuichi Suzuki, Jun KAWAJI, Yoshiyuki Takamori, Makoto Morishima 2014-04-08
8647784 Fuel cell stack start method preventing cathode deterioration Katsunori Nishimura, Kenji Yamaga, Ko Takahashi 2014-02-11
8488410 Underwater detection device Yoshihiro Nishiyama, Yumiko Furukawa 2013-07-16
8207864 Underwater detection device Yoshihiro Nishiyama, Yumiko Furukawa 2012-06-26
7989111 Fuel cell and information electronic device mounting the fuel cell Kenichi Souma 2011-08-02
7901833 Fuel cartridge for fuel cells, fuel cell, fuel cell power system and method of mounting a fuel cell cartridge on a fuel cell Ken Takahashi, Mitsugu Nakabaru, Akira Tanaka, Shinsuke Andoh 2011-03-08
7833679 Fuel cartridge and direct methanol fuel cell device Shinsuke Andoh, Ken Takahashi 2010-11-16
7803496 Fuel cell, fuel cell power source system and electronic devices using the same Toru Koyama, Hiroshi Sasaki, Kenichi Souma 2010-09-28
7776487 Pressure regulator for a fuel cell, fuel supply system for a fuel cell using the regulator, electronic equipment having the fuel supply system, and fuel cartridge for a fuel cell Akira Tanaka, Yasuaki Nakamura 2010-08-17
7773459 Underwater sounding method and apparatus Mitsuhiro Inouchi, Toshiyuki Shimizu, Shintaro Oda 2010-08-10
7766032 Fuel container for fuel cell Yasuaki Norimatsu, Tomoichi Kamo, Yasuaki Nakamura 2010-08-03
7769483 Detection-signal transmitting apparatus Takayuki Yui, Hideo Hurukawa, Haruhiko Ueno 2010-08-03