Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11300356 | Drying device for columnar structure, and method for manufacturing columnar structure | Masaaki Mori, Koji Yamauchi | 2022-04-12 |
| 10132978 | Polarizing element, and manufacturing method for polarizing element | Koji Yamauchi | 2018-11-20 |