Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11179866 | Parison separation device, blow molding machine, and method for manufacturing blow-molded article | Masanosuke Ikegaya, Shoji Abe, Toshiaki Shinmoto | 2021-11-23 |
| 10307813 | Aluminum alloy heat exchanger and method of producing refrigerant tube used for the heat exchanger | Naoki Yamashita, Yasunaga Itoh | 2019-06-04 |
| 9844839 | Flux composition | Hidetoshi Kumagai, Naoki Yamashita | 2017-12-19 |
| 9463602 | Production method for hollow molded product | Takatoshi Watanabe, Satoru Araya, Masahiro Niihori, Wataru Iwase, Naoya Tabuchi +5 more | 2016-10-11 |
| 9440315 | Aluminum alloy heat exchanger and method of producing refrigerant tube used for the heat exchanger | Naoki Yamashita, Yasunaga Itoh | 2016-09-13 |
| 9358740 | Production apparatus for producing hollow molded product | Takatoshi Watanabe, Satoru Araya, Masahiro Niihori, Wataru Iwase, Naoya Tabuchi +5 more | 2016-06-07 |
| 9132518 | Method for producing aluminum alloy heat exchanger | Naoki Yamashita | 2015-09-15 |
| 9012033 | Aluminum alloy clad sheet for heat exchangers | Hiroki Matsuo, Haruhiko Miyachi, Kenji Negura, Naoki Yamashita, Yasunaga Itoh | 2015-04-21 |
| 7989087 | Brazing fin material for heat exchangers, heat exchanger, and method of manufacturing same | Yuji Suzuki, Yoshiharu Hasegawa, Taketoshi Toyama, Masahiro Shimoya | 2011-08-02 |
| 7534309 | Aqueous aluminum brazing composition, aluminum material coated with the brazing composition, brazing method using the aluminum material, and automotive heat exchanger manufactured by using the brazing method | Taketoshi Toyama, Ryoichi Sanada, Takashi Hatori, Yoshiharu Hasegawa, Ichiro Taninaka | 2009-05-19 |
| 7018722 | Aluminum alloy fin material for heat exchangers and heat exchanger including the fin material | Taketoshi Toyama, Koji Hirao, Takashi Hatori, Yasunaga Itoh, Yoshifusa Shoji | 2006-03-28 |
| 6800345 | Aluminum-extruded multi-cavity flat tube having excellent brazing characteristics for use in automotive heat exchanger and manufacturing method therefor | Shoei Teshima, Yoshiharu Hasegawa, Ichiro Taninaka, Tsutomu Usami | 2004-10-05 |
| 6234377 | Brazing composition for aluminum material, aluminum material for brazing, and method of brazing aluminum material | Shoei Teshima, Koji Hirao, Hiroshi Ikeda | 2001-05-22 |