Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9186647 | Ozone gas generation unit and ozone gas supply system | Yujiro Okihara, Yoichiro Tabata, Noriyuki Nakamura, Tetsuya Saitsu, Nobuyuki Itoh | 2015-11-17 |
| 9056300 | Ozone gas generation unit and ozone gas supply system | Yujiro Okihara, Yoichiro Tabata, Noriyuki Nakamura, Tetsuya Saitsu, Nobuyuki Itoh | 2015-06-16 |
| 8778274 | Ozone gas supply system | Noriyuki Nakamura, Yujiro Okihara, Tetsuya Saitsu, Yoichiro Tabata, Nobuyuki Itoh | 2014-07-15 |
| 7382087 | Ozone generator system and ozone generating method | Yoichiro Tabata, Yujiro Okihara, Masayuki Ishikawa, Tetsuya Saitsu | 2008-06-03 |
| 6174500 | Negative ion generating apparatus | Junichi Uno | 2001-01-16 |
| 5695635 | Ozone purifying apparatus | Toshihiko Sasaki | 1997-12-09 |
| 5076209 | Breeding apparatus | Toshiaki Kobayashi, Tateki Ozawa, Toshihiko Sasaki, Shigeki Nakayama | 1991-12-31 |
| 4963269 | Water ozonization method | Toshihiko Sasaki | 1990-10-16 |
| 4906358 | Water ozonization system | Toshihiko Sasaki | 1990-03-06 |
| 4647540 | Automatic observation system for microorganisms and the like | Tateki Ozawa, Tetsu Takeyama | 1987-03-03 |