Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186102 | Printer and electronic apparatus | Yuji Yada, Tetsuhiro Ishikawa, Hiromi Ohtsuka | 2021-11-30 |
| 11024463 | Electret sheet | Tetsuhiro KATO, Nobuto Kamiya, Yuuta Katsurayama, Yasuyuki Shirasaka | 2021-06-01 |
| 10978252 | Electret sheet | Tetsuhiro KATO, Nobuto Kamiya, Yuuta Katsurayama, Yasuyuki Shirasaka | 2021-04-13 |