Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9012033 | Aluminum alloy clad sheet for heat exchangers | Hiroki Matsuo, Kenji Negura, Naoki Yamashita, Yuji Hisatomi, Yasunaga Itoh | 2015-04-21 |
| 7250223 | Aluminum heat exchanger excellent in corrosion resistance | Yoshiharu Hasegawa, Masamichi Makihara, Yasunaga Itoh, Naoki Yamashita, Toshihiko Fukuda | 2007-07-31 |
| 7211160 | Aluminum alloy piping material for automotive tubes having excellent corrosion resistance and formability, and method of manufacturing same | Yoshiharu Hasegawa, Takahiro Koyama, Yoshifusa Shoji | 2007-05-01 |
| 6896977 | Method of brazing aluminum or aluminum alloy materials and aluminum alloy brazing sheet | Shinya Nishimura, Yutaka Yanagawa, Takeyoshi Doko, Yoshiharu Hasegawa, Kouji Hirao | 2005-05-24 |
| 6638376 | Aluminum alloy piping material having an excellent corrosion resistance and workability | Yoshiharu Hasegawa, Hirokazu Tanaka, Yoshifusa Shoji, Takahiro Koyama, Toshihiko Fukuda | 2003-10-28 |
| 6627330 | Aluminum alloy brazing sheet for vacuum brazing exhibiting excellent corrosion resistance, and heat exchanger using the brazing sheet | Masaki Shimizu, Toshihiko Fukuda, Hiroshi Ikeda, Yoshifusa Shoji | 2003-09-30 |
| 6316126 | Aluminum alloy clad material for heat exchangers exhibiting excellent erosion-corrosion resistance | Yoshiharu Hasegawa, Hisao Kato, Hirokazu Tanaka, Hiroshi Ikeda, Yoshifusa Shoji | 2001-11-13 |
| 6129143 | Brazing sheet having an excellent corrosion resistance for use in a heat exchanger, and a heat exchanger using the same | Yoshiharu Hasegawa, Yuji Suzuki, Hiroshi Ikeda, Hirokazu Tanaka, Takahiro Koyama +1 more | 2000-10-10 |
| 6063510 | Aluminum alloy brazing sheet for use in vacuum brazing | Yoshihito Inabayashi, Hiroshi Kano, Noboru Soga, Eiichi Torigoe | 2000-05-16 |