Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530758 | Vacuum ejector and seal valve unit | Toru Nakayama, Koji Sugano | 2022-12-20 |
| 11428342 | Vacuum ejector and seal valve unit | Toru Nakayama, Koji Sugano | 2022-08-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530758 | Vacuum ejector and seal valve unit | Toru Nakayama, Koji Sugano | 2022-12-20 |
| 11428342 | Vacuum ejector and seal valve unit | Toru Nakayama, Koji Sugano | 2022-08-30 |