ES

Eizo Suyama

CA Calsonic: 7 patents #5 of 204Top 3%
NC Nihon Radiator Co.: 2 patents #4 of 72Top 6%
Overall (All Time): #525,961 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6151893 Flexible tube for automobile exhaust systems Shouji Watanabe, Hiroyuki Aihara, Tadashi Nakasuji, Katsuyuki Okada 2000-11-28
6080371 Catalytic converter and honeycomb metallic catalyst bed unit therefor Hiroshi Tanabe 2000-06-27
5967193 Flexible pipe unit for use in exhaust pipe line of automotive engine Tadashi Nagai, Syoji Watanabe, Seiji Katou, Toshiaki Kimura, Kazuo Yajima +5 more 1999-10-19
5915677 Circular plate spring Kazuo Yajima, Tadashi Nagai, Hidetaka Higashimura, Ryo Mashimo 1999-06-29
5909903 Coupling structure for coupling two pipes Yoichi Takahashi 1999-06-08
5901988 Structure for coupling pipe with breeches pipe Hiroyuki Aihara 1999-05-11
5817991 Connecting structure for connecting holding bracket to muffler Katsuyuki Okada, Yoichi Takahashi 1998-10-06
4796694 Cooling fin for heat exchanger Shiro Ikuta, Masaru Yokoyama, Takeshi Yoshimura 1989-01-10
4360076 Muffler 1982-11-23
4235304 Muffler 1980-11-25