Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10584456 | Pile and method of carrying out construction by means of the same | — | 2020-03-10 |
| 6233442 | High frequency apparatus with reduced adjusting error | Tsutomu Koda, Akira Mishima, Tetsuya Ozaki | 2001-05-15 |
| 5913173 | Radio frequency device | Haruki Ohwaki, Hiroshi Nagai, Tsuyoshi Horie | 1999-06-15 |
| 4675634 | Variable-capacitance tuning circuit for high-frequency signals | Akira Fujishima, Isao Arika, Joji Nakamura | 1987-06-23 |