Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655760 | Cold storage | Yasushi Sakata, Yasuhide Watanabe, Kazuhiko Okazaki | 2003-12-02 |
| 5097897 | Heat exchanging device | Masataka Watanabe | 1992-03-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655760 | Cold storage | Yasushi Sakata, Yasuhide Watanabe, Kazuhiko Okazaki | 2003-12-02 |
| 5097897 | Heat exchanging device | Masataka Watanabe | 1992-03-24 |