TK

Takashi Kubota

Ricoh Company: 30 patents #620 of 9,818Top 7%
Fujitsu Limited: 22 patents #1,239 of 24,456Top 6%
HI Hitachi: 10 patents #4,206 of 28,497Top 15%
AK Aisan Kogyo Kabushiki Kaisha: 8 patents #49 of 642Top 8%
TS Toshiba Medical Systems: 7 patents #168 of 1,088Top 20%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
MC Mitsui Mining & Smelting Co.: 5 patents #110 of 838Top 15%
SC Sekisui Chemical Co.: 5 patents #142 of 908Top 20%
Nintendo Co.: 5 patents #360 of 1,476Top 25%
HM Hitachi Maxell: 4 patents #247 of 1,211Top 25%
SC Shinko Electric Industries Co.: 3 patents #437 of 723Top 65%
TI Toray Industries: 3 patents #932 of 3,690Top 30%
MM Mitsubishi Materials: 2 patents #498 of 1,543Top 35%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
FJ Fujitsu Limited Kawasaki, Japan: 2 patents #1 of 16Top 7%
JP Japan Styrene Paper: 2 patents #16 of 56Top 30%
TC Tamron Co.: 2 patents #47 of 138Top 35%
UM Uchiyama Manufacturing: 1 patents #36 of 116Top 35%
Canon: 1 patents #14,899 of 19,416Top 80%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Nichia: 1 patents #1,005 of 1,531Top 70%
RE Resonac: 1 patents #191 of 474Top 45%
TO Topcon: 1 patents #425 of 684Top 65%
TC Toray Engineering Co.: 1 patents #46 of 169Top 30%
KC Kokuyo Co.: 1 patents #86 of 136Top 65%
Overall (All Time): #9,953 of 4,157,543Top 1%
120
Patents All Time

Issued Patents All Time

Showing 101–120 of 120 patents

Patent #TitleCo-InventorsDate
6044792 Plasma CVD apparatus Yoichi Ogawa, Tetsuo Mizumura, Akira Yano, Hideo Kusada, Michio Asano +1 more 2000-04-04
5872858 Moving body recognition apparatus Hiroshi Kamada, Morito Shiohara 1999-02-16
5829927 Drill and throwaway tip Shinichi Nakamura, Nobuyuki Takagi 1998-11-03
D392996 Notebook Rika Ikami 1998-03-31
5684886 Moving body recognition apparatus Hiroshi Kamada, Morito Shiohara 1997-11-04
5625702 Moving body recognition apparatus Hiroshi Kamada, Morito Shiohara 1997-04-29
5486075 Boring tool Shinichi Nakamura 1996-01-23
5444791 Moving body recognition apparatus Hiroshi Kamada, Morito Shiohara 1995-08-22
5406975 Flow rate control valve Kazutaka Nakamichi, Hitoshi Takeuchi 1995-04-18
5148678 Exhaust gas flow control valve for internal combustion engine Hironori Ueda, Kazumichi Hanai, Hitoshi Takeuchi, Kazutaka Nakamichi 1992-09-22
5023311 High-molecular-weight soluble novolak resin and process for preparation thereof 1991-06-11
4751411 Step motor Katsuyoshi Fukaya 1988-06-14
4749725 Production process of pre-foamed particles Hiroyuki Akiyama, Shigeru Okabe, Koji Iizuka, Hisao Tokoro 1988-06-07
4737415 Magnetic recording medium and production thereof Minoru Ichijo, Tsunemi Ohiwa, Fumio Kokai, Kunio Wakai 1988-04-12
4724407 Integrated filter circuit having switchable selected parallel filter paths Kuniaki Miura, Isao Fukushima, Yoshinori Okada, Mitsuru Kudo 1988-02-09
4633335 Magnetic recording system for time-lapse magnetic video recorder Makoto Yamamoto, Katsumi Mikamo 1986-12-30
4617591 Chroma scanning circuit for use in beam index type color picture reproducing apparatus Fumio Inoue, Masahiro Eto 1986-10-14
4504534 Core material for automobile bumpers Akira Adachi, Yukio Okada, Kenichi Miyazaki, Taro Hagiwara 1985-03-12
4318143 Video signal recording-reproduction apparatus Shinya Ichimura 1982-03-02
RE30670 Dry planographic printing plate Yuh Ezumi, Masaharu Kobayashi, Yoichi Shimokawa 1981-07-07