Seiichiro Shigaki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Phase comparator
- Patent number 5,550,878
- Issue date Aug 27, 1996
- NEC Corporation
- Seiichiro Shigaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DCME unit capable of processing a wide variety of input information...
- Patent number 5,257,262
- Issue date Oct 26, 1993
- NEC Corporation
- Masashi Shioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Slip control in a plesiochronous buffer circuit to reduce distortio...
- Patent number 4,764,942
- Issue date Aug 16, 1988
- NEC Corporation
- Seiichiro Shigaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Test apparatus for digital speech interpolator for use in time divi...
- Patent number 4,608,683
- Issue date Aug 26, 1986
- NEC Corporation
- Seiichiro Shigaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE