Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12387959 | Transport device having local purge function | Katsunori Sakata, Yasuhisa Sato, Kenji Hirota | 2025-08-12 |
| 10354903 | Load port and load port atmosphere replacing method | Katsunori Sakata | 2019-07-16 |