KK

Kenichi Kuwabara

Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
HH Hitachi High-Technologies: 7 patents #394 of 1,917Top 25%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
📍 Hikari, JP: #11 of 125 inventorsTop 9%
Overall (All Time): #254,307 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10554065 Battery control apparatus Noriyuki Miyake, Yasushi Tomita, Tsutomu Kawamura, Hirotaka Takahashi, Daisuke Hisajima +1 more 2020-02-04
9230782 Plasma processing method and apparatus Eiji Ikegami, Shoji Ikuhara, Takeshi Shimada, Takao Arase, Tsuyoshi Matsumoto 2016-01-05
8900401 Plasma processing method and apparatus Eiji Ikegami, Shoji Ikuhara, Takeshi Shimada, Takao Arase, Tsuyoshi Matsumoto 2014-12-02
8580689 Plasma processing method Tomoyoshi Ichimaru, Go Saito 2013-11-12
8143175 Dry etching method Satoshi Une, Masamichi Sakaguchi, Tomoyoshi Ichimaru 2012-03-27
8038896 Plasma processing method and apparatus Eiji Ikegami, Shoji Ikuhara, Takeshi Shimada, Takao Arase, Tsuyoshi Matsumoto 2011-10-18
7989330 Dry etching method Takeshi Shima, Tomoyoshi Ichimaru, Kenji IMAMOTO 2011-08-02
7130832 Energy service business method and system Masaaki Bannai, Junichi Chiba, Sadakazu Kamo 2006-10-31
7112805 Vacuum processing apparatus and vacuum processing method Yoshitaka Kai, Takeo Uchino, Yasuhiro Nishimori, Takeshi Oono, Takeshi Shimada 2006-09-26
6530209 Thermal energy reusing system Masaji Nagao, Toshihiro Asanuma, Youichi Fujita, Yasuhide Mochimatsu 2003-03-11
5142029 Silver halide photographic material containing a compound with variable development restraining ability Keiichi Adachi, Shingo Sato, Shigeo Hirano, Koki Nakamura, Morio Yagihara +2 more 1992-08-25
4887961 Radiant wall burner apparatus Makoto Miyata 1989-12-19
4865947 Silver halide photographic material Yoshio Inagaki 1989-09-12
4830950 Silver halide photographic material Toshiro Takahashi, Keiichi Adachi, Masahiro Okada 1989-05-16
4722884 Silver halide photographic light-sensitive materials and method for formation of negative images of ultra-high contrast using said material Nobuaki Inoue, Senzo Sasaoka, Kimitaka Kameoka 1988-02-02
4551424 Silver halide photographic light-sensitive material Tadashi Ikeda, Kiyohiko Yamamuro, Tadayoshi Kokubo 1985-11-05
4469783 Silver halide photographic emulsions Satoshi Kubota, Hiroyuki Mifune 1984-09-04
4286044 Silver halide photographic materials Yuji Mihara, Haruo Takei, Noriyuki Inoue, Tadashi Ikeda 1981-08-25