Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7267163 | Heat exchanger | Hiroyuki Osakabe, Toshihide Ninagawa | 2007-09-11 |
| 6820682 | Heat exchanger | Takayuki Hayashi, Akihiro Maeda, Kazuhiro Shibagaki | 2004-11-23 |
| 6742574 | Cooling apparatus | Hajime Sugito, Hiroyuki Osakabe, Shinichi Morihira, Yuhei Kunikata | 2004-06-01 |
| 6494976 | Ultrasonically joining apparatus and ultrasonically joining method | Takayuki Hayashi, Hiroo Yamaguchi, Takeshi Iguchi, Toshinari SASAKI, Kazuaki Kafuku | 2002-12-17 |
| 6247523 | Exhaust gas heat exchanger | Kazuhiro Shibagaki, Katsunori Uchimura, Shigeki Daidou | 2001-06-19 |
| 6135200 | Heat generating element cooling unit with louvers | Hiroo Yamaguchi, Takayuki Hayashi, Kazuaki Kafuku | 2000-10-24 |