Tohru Nakajima

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Video signal output selection circuit
- Patent number 4,831,446
- Issue date May 16, 1989
- Pioneer Electronic Corporation
- Tohru Nakajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video disc recording and reproducing device for video discs having...
- Patent number 4,564,867
- Issue date Jan 14, 1986
- Universal Pioneer Corporation
- Tohru Nakajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE