Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12274005 | Coil component and electronic device | Osamu Takahashi | 2025-04-08 |
| RE47950 | Laminated inductor | Koji Ishii, Akihisa Matsuda, Yo Fujitsuna, Kazuhiko Oyama | 2020-04-14 |
| 9190202 | Laminated inductor | Koji Ishii, Akihisa Matsuda, Yo Fujitsuna, Kazuhiko Oyama | 2015-11-17 |
| 9007160 | Laminated inductor | Ichirou Yokoyama, Taisuke Suzuki, Kazuhiko Oyama | 2015-04-14 |
| 8669839 | Laminated inductor | Ichirou Yokoyama, Taisuke Suzuki, Kazuhiko Oyama | 2014-03-11 |