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 76–90 of 90 patents

Patent #TitleCo-InventorsDate
5695002 High-cycle regenerative heat exchanger Mamoru Matsuo 1997-12-09
5687764 Four-port valve Mamoru Matsuo, Makoto Miyata 1997-11-18
5628629 Industrial furnace and a burner for conducting regenerative combustion and a combustion method therefor Kazuhisa Mitani, Tomohiko Nishiyama 1997-05-13
5626104 Boiler with increased flame temperature and output Mamoru Matsuo, Yosuke Kataoka, Hitoshi Yahara 1997-05-06
5522348 Boiler Mamoru Matsuo, Yosuke Kataoka, Hitoshi Yahara 1996-06-04
5515909 Flow switching apparatus, regenerative alternate combustion burner system using the apparatus, and regenerative heat exchanger system using the apparatus 1996-05-14
5441403 Method of low-NOx combustion and burner device for effecting same Mamoru Matsuo, Hitoshi Yahara, Jun Sudo 1995-08-15
5431147 Burner device of regenerative and alternate combustion type Masao Kawamoto 1995-07-11
5410988 Tubular furnace and method of controlling combustion thereof Hiroshi Miyama, Tetsuhiko Ohki, Hitoshi Kaji, Ryosuke Shimizu, Mamoru Matsuo +2 more 1995-05-02
5403181 Method of low-NOx combustion and burner device for effecting same Mamoru Matsuo, Hitoshi Yahara, Jun Sudo 1995-04-04
5314170 Steel heating furnace Takeshi Tada, Toshikazu Akiyama, Masao Kawamoto 1994-05-24
5304059 Burner device of regenerative and alternate combustion type Masao Kawamoto 1994-04-19
4700172 Lighting control apparatus for signal lights Hideo Ishida, Katsuhito Atsumi 1987-10-13
4546265 Flasher device for automotive vehicle Yasuhiko Sakurai 1985-10-08
4415050 Drive pump arrangement for working vehicle Chikashi Nishida, Yoshishiro Okita, Takeshi Kajimoto, Hitoo Nasu 1983-11-15