Akihiko Suzuki

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Mitaka, JA

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Patents Grantslast 30 patents

Information Patent Grant
Key telephone system
- Patent number 4,092,501
- Issue date May 30, 1978
- Iwasaki Tsushinki Kabushiki Kaisha
- Akihiko Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key telephone system
- Patent number 4,027,110
- Issue date May 31, 1977
- Iwasaki Tsushinki Kabushiki Kaisha
- Hikaru Takematsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE