Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11990420 | Electromagnetic wave shielding sheet | Ryota Umezawa, Kenji Ando, Tsutomu Hayasaka | 2024-05-21 |
| 11172599 | Electromagnetic-wave shielding sheet and electronic component-mounted substrate | Shota Mori, Kenji Ando, Tsutomu Hayasaka | 2021-11-09 |
| 9549473 | Printed wiring board, printed wiring board manufacturing method, and electronic device | Satoshi Nishinohara, Hidenobu Kobayashi, Tsutomu Hayasaka | 2017-01-17 |