Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5087902 | Resonant frequency-temperature characteristics compensable high frequency circuit elemental device | Kazutoshi Matsumoto, Tetsuya Mukai | 1992-02-11 |
| 5073528 | Dielectric ceramic and process for producing the same | Kazutoshi Matsumoto, Tetsuya Mukai | 1991-12-17 |
| 5039637 | Process for producing a dielectric ceramic | Kazutoshi Matsumoto, Tetsuya Mukai | 1991-08-13 |
| 4973567 | Electric ceramic composition | Kazutoshi Matsumoto, Tetsuya Mukai | 1990-11-27 |
| 4830995 | Dielectric ceramics | Kazutoshi Matsumoto | 1989-05-16 |
| 4752594 | Dielectric ceramic | Kazutoshi Matsumoto | 1988-06-21 |
| 4731207 | Method for manufacture of high-frequency dielectric ceramics | Kazutoshi Matsumoto, Koh Takada | 1988-03-15 |
| 4692421 | Dielectric ceramics | Kazutoshi Matsumoto, Tetsuro Nakamura, Hiroshi Ichimura | 1987-09-08 |