Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12396627 | Method for controlling air feeding device and air feeding device | — | 2025-08-26 |
| 9027574 | Cleaning/disinfecting apparatus | Aiko Kosugi, Michifumi YOSHIE, Akihisa Ogawa, Masahiko Tomita | 2015-05-12 |
| 8631684 | Water leakage checking apparatus | Aiko Kosugi, Akihisa Ogawa, Masahiko Tomita | 2014-01-21 |