Isao Ishigaki

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Push-push oscillator having in-phase and anti-phase output combinin...
- Patent number 5,250,910
- Issue date Oct 5, 1993
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Yabuki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency circuit having a microstrip resonance element
- Patent number 4,758,922
- Issue date Jul 19, 1988
- Matsushita Electric Industrial Co., Ltd.
- Isao Ishigaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Oscillator having stripline loop resonator
- Patent number 4,749,963
- Issue date Jun 7, 1988
- Matsushita Electric Industrial Co., Ltd.
- Mitsuo Makimoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transistor oscillator with compensating circuit for variable collec...
- Patent number 4,590,443
- Issue date May 20, 1986
- Matsushita Electric Industrial Co., Ltd.
- Isao Ishigaki
- H03 - BASIC ELECTRONIC CIRCUITRY