Tsutomu Niimura

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Tokyo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for recording and/or reproducing color video signals
- Patent number 4,012,771
- Issue date Mar 15, 1977
- Sony Corporation
- Yoshio Ishigaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
A.G.C. circuit for a video signal
- Patent number 3,980,816
- Issue date Sep 14, 1976
- Sony Corporation
- Tsutomu Niimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High frequency modulator, such as an amplitude modulator, including...
- Patent number 3,974,460
- Issue date Aug 10, 1976
- Sony Corporation
- Masayuki Hongu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gain control circuit
- Patent number 3,968,453
- Issue date Jul 6, 1976
- Sony Corporation
- Masayuki Hongu
- H03 - BASIC ELECTRONIC CIRCUITRY