Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6874694 | Heat pump hot-water supply system | Kenichi Saitoh, Hiroshi Kogure, Haruko Ashida, Takeo Ozawa, Tetsunobu Okamura | 2005-04-05 |
| 6837443 | Heat pump hot-water supply system | Kenichi Saitoh, Hiroshi Kogure, Haruko Ashida, Takeo Ozawa, Tetsunobu Okamura | 2005-01-04 |