Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815092 | Ultrasonic cleaning apparatus | Junichiro Soejima, Akihisa Nakano, Hiroshi Hasegawa | 2017-11-14 |
| 9687888 | Ultrasonic cleaning apparatus and ultrasonic cleaning method | Hiroshi Hasegawa, Shoji Yakuwa | 2017-06-27 |