SO

Susumu Okawa

TO Toyota: 16 patents #1,599 of 26,838Top 6%
NC Nkk Co.: 14 patents #11 of 1,173Top 1%
JP Jp Steel Plantech: 3 patents #2 of 40Top 5%
EC Equos Research Co.: 1 patents #34 of 97Top 40%
Overall (All Time): #107,526 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
11534851 Spatter scattering prevention apparatus and flash butt welder including the same Tomohiro Kudo, Hiroshi Fujii, Hiroshi Goto 2022-12-27
8395073 Continuous rolling method and continuous rolling apparatus 2013-03-12
7991532 Wheel control device and control device Nobuaki Miki, Munehisa Horiguchi, Takafumi Miyake 2011-08-02
6648564 Burr removing method and apparatus Koji Yamashita, Hiromasa Hayashi, Koji Okushima 2003-11-18
6402441 Burr removing method and apparatus Koji Yamashita, Hiromasa Hayashi, Koji Okushima 2002-06-11
6386420 Apparatus for continuously rolling steel billets Giichi Matsuo, Koji Okushima 2002-05-14
6296428 Burr removing method and apparatus Koji Yamashita, Hiromasa Hayashi, Koji Okushima 2001-10-02
6273324 Apparatus for continuous rolling by welding the rolled materials at an intermediate stage of a rolling line Giichi Matsuo, Koji Okushima 2001-08-14
6262385 Flash butt welding device Giichi Matsuo, Hiroshi Fujii 2001-07-17
6116496 Method and apparatus for continuous rolling by reheating locally cold portions produced by clamping during flash-butt welding Giichi Matsuo, Hiroshi Fujii 2000-09-12
6107594 Flash butt welding device Giichi Matsuo, Hiroshi Fujii 2000-08-22
6089441 Method and apparatus for continuous rolling by welding the rolled materials at an intermediate stage of a rolling line Giichi Matsuo, Koji Okushima 2000-07-18
6041993 Method and apparatus of continuous rolling using multiple synchronously moving welders for tanden welding Giichi Matsuo, Hiroshi Fujii 2000-03-28
5957367 Continuous rolling method of billet and apparatus therefor Giichi Matsuo 1999-09-28
5829117 Hot saw cutting type continuous rolling method and apparatus thereof Giichi Matsuo 1998-11-03
5719368 Apparatus for joining billets in continuous rolling mill Koji Okushima, Soichi Aoyama 1998-02-17
5709585 Method and apparatus for removing burrs from joined billets in a continuous rolling process Giichi Matsuo, Nobuyoshi Hamura, Hidenori Anai, Akira Sakai, Soichi Aoyama +4 more 1998-01-20
4967621 Hydraulic control device for belt-and-pulley type continuously variable transmission for a vehicle Yoshinobu Soga, Masami Sugaya, Katsumi Kouno 1990-11-06
4898567 Pulleys for belt-and-pulley type continuously variable transmission Yudai Tatara, Kiyoomi Sato, Yasunobu Jufuku 1990-02-06
4867732 Control device for belt-and-pulley type continuously variable transmission for a vehicle Yoshinobu Soga, Katsumi Kouno, Masami Sugaya 1989-09-19
4857034 Hydraulic control system for continuously variable transmission for automotive vehicle Katsumi Kouno, Masami Sugaya, Yoshinobu Soga 1989-08-15
4778435 Hydraulic control system for continuously variable transmission for automotive vehicle Masami Sugaya, Katsumi Kouno, Yoshinobu Soga 1988-10-18
4772249 Hydraulic control system for continuously variable transmission for automotive vehicle Katsumi Kouno, Masami Sugaya, Yoshinobu Soga 1988-09-20
4767388 Chain belt Yuudai Tatara, Shigeru Okuwaki, Yasunobu Jufuku 1988-08-30
4660438 Continuously variable transmission Yuudai Tatara, Hideaki Matsui, Yasunori Nakawaki 1987-04-28