Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819717 | Heat exchanging unit with a hydrogen adsorption alloy | Hiroshi Ishikawa, Keisuke Oguro, Hiroshi Suzuki, Akihiko Kato, Shizuo Sakamoto +2 more | 1989-04-11 |
| 4819718 | Heat exchanging unit with a hydrogen adsorption alloy | Hiroshi Ishikawa, Keisuke Oguro, Hiroshi Suzuki, Akihiko Kato, Shizuo Sakamoto +2 more | 1989-04-11 |