Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11177407 | Method for manufacturing solar cell, solar cell, and solar cell module | Tooru Irie, Kunta Yoshikawa | 2021-11-16 |
| 11136640 | Heat treatment method and heat treatment device | Kensuke Suzuki | 2021-10-05 |