Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10315170 | Fine bubble-containing liquid generating apparatus | Shigeo Maeda, Katsuhisa Ida | 2019-06-11 |
| 10300409 | High-density fine bubble-containing liquid producing method and high-density fine bubble-containing liquid producing apparatus | Hideaki Kobayashi | 2019-05-28 |
| 9764254 | High-density fine bubble-containing liquid producing method and high-density fine bubble-containing liquid producing apparatus | Hideaki Kobayashi | 2017-09-19 |
| 6142456 | Method and apparatus for dissolving and mixing gas and liquid | Katsuyuki Machiya, Masaaki Nakayama | 2000-11-07 |
| 5514267 | Apparatus for dissolving a gas into and mixing the same with a liquid | Katsuyuki Machiya, Kimio Hirasawa, Tokio Hori, Takayuki Kinoshita | 1996-05-07 |