Pioneer Communications Corp.

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Simultaneous voice-call system for cordless telephone
- Patent number 5,293,419
- Issue date Mar 8, 1994
- Pioneer Electronic Corp.
- Masahiro Hirano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Portable-to-portable talk system for cordless telephone
- Patent number 5,247,567
- Issue date Sep 21, 1993
- Pioneer Electronic Corporation
- Masahiro Hirano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

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