RT

Ryoichi Tanaka

SE Seiko Epson: 56 patents #152 of 7,774Top 2%
NK Nippon Furnace Kogyo Kaisha: 18 patents #1 of 49Top 3%
AL Alpha: 4 patents #15 of 110Top 15%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
NC Nkk Co.: 2 patents #309 of 1,173Top 30%
Shimano: 1 patents #486 of 759Top 65%
TS Toshiba Medical Systems: 1 patents #656 of 1,088Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
SG Seiko Group: 1 patents #32 of 90Top 40%
RK Roehm Gmbh & Co. Kg: 1 patents #71 of 187Top 40%
CH Chiyoda: 1 patents #141 of 358Top 40%
Kubota: 1 patents #1,212 of 2,059Top 60%
📍 Yokohama, JP: #105 of 480 inventorsTop 25%
Overall (All Time): #17,886 of 4,157,543Top 1%
90
Patents All Time

Issued Patents All Time

Showing 51–75 of 90 patents

Patent #TitleCo-InventorsDate
7510262 Liquid ejection apparatus and method for flushing of liquid ejection apparatus 2009-03-31
7462421 Lithium ion secondary battery Hideyasu Takatsuji, Masaya Okochi, Yosuke Kita, Shoichiro Watanabe 2008-12-09
7179565 Lithium ion secondary cell Masaya Okochi, Yutaka Kawatate, Kaoru Inoue 2007-02-20
7168786 Ink-jetting recording apparatus and liquid ejecting apparatus Akira Takagi, Hirokazu Nunokawa, Katsuhiro Okubo, Tatsuya Nakano 2007-01-30
7150940 Lithium ion secondary battery Masaya Okochi, Masatoshi Nagayama, Yutaka Kawatate, Hideya Asano 2006-12-19
7073885 Liquid jetting apparatus Shuji Yonekubo 2006-07-11
6811241 Liquid jetting head, liquid jetting apparatus incorporating the same, method and apparatus for measuring natural vibration period of the same Keisuke Niishida, Satoru Hosono, Tomoaki Takahashi, Hirofumi Teramae 2004-11-02
6764153 Liquid ejecting apparatus 2004-07-20
6742859 Liquid jetting apparatus Shuji Yonekubo 2004-06-01
6702420 Liquid jetting apparatus 2004-03-09
6478395 Liquid jetting apparatus Tomoaki Takahashi 2002-11-12
6467885 Ink jet record head Tomoaki Takahashi 2002-10-22
6386672 Ink jet type recording head Hitotoshi Kimura, Tomoaki Takahashi, Tsuyoshi Kitahara, Noriaki Okazawa, Kenji Otokita +4 more 2002-05-14
6354686 Ink jet recording apparatus Tomoaki Takahashi, Hirofumi Teramae 2002-03-12
6332671 Ink jet recording head and method of manufacturing the same Tomoaki Takahashi, Noriaki Okazawa 2001-12-25
6296351 Ink jet recording head with narrowed reservoir ends Tsuyoshi Kitahara, Noriaki Okazawa, Hitotoshi Kimura, Takayuki Iijima 2001-10-02
6161912 Method of maintaining and controlling the helmholtz resonant frequency in an ink jet print head Tsuyoshi Kitahara 2000-12-19
6066301 Deodorizing system Mamoru Matsuo, by Hiroko Tanaka, Kanako Maehara, by Rie Oshima, by Shinichi Tanaka 2000-05-23
6027333 Radiant tube burner Yoshiki Fujii, Toshio Ishii, Shunichi Sugiyama, Mamoru Matsuo, Makoto Miyata +4 more 2000-02-22
5997292 High-temperature gas generator Toshiaki Hasegawa, Jun Sudo, Tsutomu Yasuda, Yukio Mizutani, Masashi Katsuki +1 more 1999-12-07
5944504 Combustion method of industrial combustion system Mamoru Matsuo 1999-08-31
5890457 Boiler Mamoru Matsuo, Yosuke Kataoka, Hitoshi Yahara 1999-04-06
5848885 Regenerative burner and regenerative heat exchange system applicable thereto Mamoru Matsuo, Tsutomu Yasuda 1998-12-15
5846067 Low-NOx burner Tomohiko Nishiyama, Kazuhisa Mitani, Mamoru Matsuo 1998-12-08
5791299 Small once-through boiler Mamoru Matsuo, Kazuhisa Mitani 1998-08-11