Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7056476 | Refrigerator and deodorizer producing ozone by high-voltage discharge | Daishin Okada, Noboru Segawa, Naohiko Shimura, Takeshi Imamura, Takumi Oikawa | 2006-06-06 |
| 5466279 | Electric dust collector system | Takaki Iwanaga, Toru Yamaguchi | 1995-11-14 |
| 5045123 | Thermopile | Suiya Hoshikawa, Tatsuya Tsuda | 1991-09-03 |