Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7211160 | Aluminum alloy piping material for automotive tubes having excellent corrosion resistance and formability, and method of manufacturing same | Yoshiharu Hasegawa, Haruhiko Miyachi, Takahiro Koyama | 2007-05-01 |
| 7018722 | Aluminum alloy fin material for heat exchangers and heat exchanger including the fin material | Taketoshi Toyama, Koji Hirao, Takashi Hatori, Yuji Hisatomi, Yasunaga Itoh | 2006-03-28 |
| 6638376 | Aluminum alloy piping material having an excellent corrosion resistance and workability | Yoshiharu Hasegawa, Haruhiko Miyachi, Hirokazu Tanaka, Takahiro Koyama, Toshihiko Fukuda | 2003-10-28 |
| 6638377 | Aluminum alloy piping material for automotive piping excelling in corrosion resistance and workability | Takahiro Koyama, Hirokazu Tanaka | 2003-10-28 |
| 6627330 | Aluminum alloy brazing sheet for vacuum brazing exhibiting excellent corrosion resistance, and heat exchanger using the brazing sheet | Masaki Shimizu, Haruhiko Miyachi, Toshihiko Fukuda, Hiroshi Ikeda | 2003-09-30 |
| 6361882 | High-strength aluminum alloy clad material for heat exchangers exhibiting excellent corrosion resistance | Kohichi Maeda, Toshihiko Fukuda | 2002-03-26 |
| 6316126 | Aluminum alloy clad material for heat exchangers exhibiting excellent erosion-corrosion resistance | Yoshiharu Hasegawa, Haruhiko Miyachi, Hisao Kato, Hirokazu Tanaka, Hiroshi Ikeda | 2001-11-13 |
| 6261706 | Aluminum alloy clad material for heat exchangers exhibiting high strength and excellent corrosion resistance | Sunao Fukuda, Yoshihiko Kamiya, Taketoshi Toyama, Hirokazu Tanaka, Hiroshi Ikeda | 2001-07-17 |
| 5292595 | Clad aluminum alloy material having high strength and high corrosion resistance for heat exchanger | Shigenori Yamauchi, Kenji Kato, Yuji Suzuki, Chian T. Su, Mituo Hashiura +1 more | 1994-03-08 |
| 5148862 | Heat exchanger fin materials and heat exchangers prepared therefrom | Mitsuo Hashiura, Kenji Negura, Sadayuki Kamiya, Shigenori Yamauchi, Yuji Suzuki +2 more | 1992-09-22 |
| 4620961 | Aluminum alloy having a high electrical resistance and an excellent formability | Yoshio Baba, Teruo Uno, Hideo Yoshida | 1986-11-04 |