Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317661 | Electronic air cleaner | Ryosuke SASAOKA, Yasuo Ishino | 1982-03-02 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317661 | Electronic air cleaner | Ryosuke SASAOKA, Yasuo Ishino | 1982-03-02 |