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Hiroshi Saka

USPTO Granted Patents = 12

Average Co-Inventor Count = 1.7

ph-index = 7

Forward Citations = 142(Granted Patents)

Location History:

Kyoto, JP (1984)
Katano City, JP (1985)
Osaka, JP (1986 - 1987)
Katano, JP (1987 - 2000)

Company Filing History:

12 out of 27,375

Matsushita Electric Industrial Co., Ltd.

Years Active: 1984-2000

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6023491 - Demodulation apparatus performing different frequency control functions (2000-02-08),

2. 5483686 - Channel selecting apparatus for simultaneous use with both (1996-01-09),

3. 5291161 - Microwave band-pass filter having frequency characteristic of insertion (1994-03-01),

4. 5235296 - Directional coupler using a microstrip line (1993-08-10),

5. 5015976 - Microwave filter (1991-05-14),

6. 4906946 - Microwave oscillator having series and parallel feedback (1990-03-06),

7. 4707669 - Dielectric resonator microwave oscillator having enhanced negative (1987-11-17),

8. 4679249 - Waveguide-to-microstrip line coupling arrangement and a frequency (1987-07-07),

9. 4648128 - Microwave integrated circuit immune to adverse shielding effects (1987-03-03),

10. 4623848 - Microwave preamplifier (1986-11-18),

11. 4541123 - Mixer circuit (1985-09-10),

12. 4450584 - Microwave integrated circuit mixer (1984-05-22),

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