KW

Kiyohiko Watanabe

NC Nippondenso Co.: 12 patents #111 of 3,479Top 4%
NS Nippon Soken: 10 patents #122 of 1,540Top 8%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
CC Citizen Machinery Co.: 2 patents #23 of 80Top 30%
CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
DE Denso: 2 patents #4,986 of 11,792Top 45%
NS Nec Communication Systems: 1 patents #40 of 75Top 55%
SO Sony: 1 patents #17,262 of 25,231Top 70%
NE Nec: 1 patents #7,889 of 14,502Top 55%
📍 Chiryu, JP: #24 of 557 inventorsTop 5%
Overall (All Time): #136,526 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
12048959 Rod member feeding device, machine tool including the rod member feeding device and control method for the rod member feeding device Takanori Shinohara, Kenji Shimizu 2024-07-30
9731353 Bar material supplying device and numerical control machine tool having the same Yutaka Shibui 2017-08-15
8803481 Battery pack and method of controlling the same Takashi Tachikawa, Masaki Hogari 2014-08-12
8712670 Controller for internal combustion engine Masahiro Shigenaga, Kimitaka Saitoh, Masatoshi Basaki, Makoto Miwa 2014-04-29
6642630 Multi-output switching power source circuit 2003-11-04
6604424 Pressure detecting apparatus and installation structure of same Yasuyuki Kawabe, Tokio Kohama, Yukihiro Kato, Yoshifumi Watanabe 2003-08-12
6452367 Multi-outputting power supply circuit without dummy load resistor 2002-09-17
6041754 Idle intake control device Katsuyuki Mori, Yasuyuki Kawabe, Koichi Gomi, Takashi Fukunaga, Tadashi Akiyama 2000-03-28
5852274 Electrically heatable catalytic converter Tohru Yoshinaga, Akihiro Izawa, Osamu Fujishiro 1998-12-22
5791043 Process of producing metal catalyst carrier Shinichi Okabe, Tokio Kohama, Tohru Yoshinaga, Yasuyuki Kawabe 1998-08-11
5744104 Electrically heated catalytic converter for an engine Kazuhiro Sakurai, Koji Shimoji, Tohru Yoshinaga 1998-04-28
5672324 Electrically heatable honeycomb body of a catalytic converter equipped in an exhaust system of an internal combustion engine Atsuya Okamoto, Akikazu Kojima, Niro Takaki 1997-09-30
5658536 Exhaust gas purifying apparatus Shinichi Okabe, Tokio Kohama, Tohru Yoshinaga, Yasuyuki Kawabe 1997-08-19
5582805 Electrically heated catalytic apparatus Kouji Yoshizaki, Takaaki Itou, Hiroshi Hirayama, Tetsuo Nagami, Masakatsu Sanada +11 more 1996-12-10
5582803 Electrically heated catalytic apparatus Kouji Yoshizaki, Takaaki Itou, Hiroshi Hirayama, Tetsuo Nagami, Masakatsu Sanada +11 more 1996-12-10
5567395 Catalyst carrier for a catalytic converter for purifying an exhaust gas in an internal combustion engine Shinichi Okabe, Tohru Yoshinaga, Yasuyuki Kawabe 1996-10-22
5554342 Electrical heating type catalytic device Hiroshi Hirayama, Kouji Yoshizaki, Kouhei Igarashi, Keiji Ito, Tohru Yoshinaga +2 more 1996-09-10
4914344 Spark plug for internal combustion engines Toshihiko Igashira, Takeo Miyoshi, Masahiro Yamashita, Hiroshi Hosoi, Noboru Takagi 1990-04-03
4723888 Pump apparatus Kazuma Matsui, Yoshiyuki Hattori, Toshihiro Takei, Toshiaki Nakamura, Shunsaku Ohnishi 1988-02-09
4586877 Electric fuel pump device Yoshiyuki Hattori, Kazuma Matsui, Toshihiro Takei, Toshiaki Nakamura, Syunsaku Ohnishi 1986-05-06
4573882 Electrically operated fuel pump apparatus Kazuma Matsui, Yoshiyuki Hattori, Toshihiro Takei, Toshiaki Nakamura, Shunsaku Ohnishi 1986-03-04
4556363 Pumping apparatus Yoshiyuki Hattori, Toshiaki Nakamura, Shunsaku Ohnishi 1985-12-03
4493620 Electrically operated fuel pump device Toshihiro Takei, Kazuma Matsui, Yoshiyuki Hattori, Toshiaki Nakamura, Shunsaku Ohnishi 1985-01-15
4492515 Pump apparatus Kazuma Matsui, Yoshiyuki Hattori, Toshihiro Takei, Toshiaki Nakamura, Shunsaku Ohnishi 1985-01-08
4478550 Pump apparatus Kazuma Matsui, Yoshiyuki Hattori, Toshihiro Takei, Toshiaki Nakamura, Shunsaku Ohnishi 1984-10-23