Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180405 | Plate glass production method, plate glass, and laminated glass production method | Kouhei Sunaga, Akira Hasegawa, Akira Sugahara | 2021-11-23 |
| 10633277 | Plate glass production method, plate glass, and laminated glass production method | Kouhei Sunaga, Akira Hasegawa, Akira Sugahara | 2020-04-28 |