Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6164082 | Air conditioner with air cleaner | Yoshikatsu Okamoto | 2000-12-26 |
| 6136074 | Air conditioning apparatus with an air cleaning function and electric dust collector for use in the same | Yoshikatsu Okamoto, Akinori Okazaki, Takao Sakaue | 2000-10-24 |
| 6129781 | Air conditioning apparatus with an air cleaning function and electric dust collector for use in the same | Yoshikatsu Okamoto, Akinori Okazaki, Takao Sakaue | 2000-10-10 |