Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5518823 | Aluminum foil as electrolytic condenser electrodes | Tadao Fujihira, Masashi Sakaguchi, Kiyoshi Tada, Eizo Isoyama | 1996-05-21 |
| 5302342 | Aluminum alloy for heat exchangers | Tsuyoshi Kawabe, Nobuaki Yamamoto, Tadayoshi Hayashi, Ichiro Iwai, Ichizo Tsukuda +1 more | 1994-04-12 |
| 4991647 | Heat exchanger | Tsuyoshi Kawabe, Tadayoshi Hayashi, Ryotatsu Otsuka, Ichiro Iwai, Ichizo Tsukuda | 1991-02-12 |