Tamura; Sadahiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tamura; Sadahiro.The latest application filed is for "band reflection type fet dielectric resonator oscillator".
- Tamura; Sadahiro - Kyoto JP
| Patent | Date |
|---|---|
| Band reflection type FET dielectric resonator oscillator Grant 4,713,632 - Nishikawa , et al. December 15, 1 | 1987-12-15 |
| Distribution constant type filter Grant 4,464,640 - Nishikawa , et al. August 7, 1 | 1984-08-07 |
| Dielectric resonator and filter with dielectric resonator Grant 4,423,397 - Nishikawa , et al. December 27, 1 | 1983-12-27 |
| Coaxial resonator Grant 4,398,164 - Nishikawa , et al. August 9, 1 | 1983-08-09 |
| Microwave device employing coaxial resonator Grant 4,342,972 - Nishikawa , et al. August 3, 1 | 1982-08-03 |
| Oscillator using dielectric resonator Grant 4,325,035 - Nishikawa , et al. April 13, 1 | 1982-04-13 |
| Coaxial resonator with projecting terminal portion and electrical filter employing a coaxial resonator of that type Grant 4,276,525 - Nishikawa , et al. June 30, 1 | 1981-06-30 |
| High frequency filter device Grant 4,245,198 - Nishikawa , et al. January 13, 1 | 1981-01-13 |
| Electrical filter employing transverse electromagnetic mode coaxial resonators Grant 4,223,287 - Nishikawa , et al. September 16, 1 | 1980-09-16 |
| Interdigital filter Grant 4,179,673 - Nishikawa , et al. December 18, 1 | 1979-12-18 |
| Electrical filter Grant 4,151,494 - Nishikawa , et al. April 24, 1 | 1979-04-24 |
| Microwave band-pass filter provided with dielectric resonator Grant 4,143,344 - Nishikawa , et al. March 6, 1 | 1979-03-06 |
| Dielectric resonator capable of suppressing spurious mode Grant 4,138,652 - Nishikawa , et al. February 6, 1 | 1979-02-06 |
| Method of constructing dielectric resonator unit and dielectric resonator unit produced thereby Grant 4,136,320 - Nishikawa , et al. January 23, 1 | 1979-01-23 |
| Electrical branching filter Grant 4,121,181 - Nishikawa , et al. October 17, 1 | 1978-10-17 |
| Dielectric resonator and microwave filter using the same Grant 4,028,652 - Wakino , et al. June 7, 1 | 1977-06-07 |
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