Masahisa Kawai

Follow

Person

Zama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Radio relay method and its apparatus for digital communication
- Patent number 4,742,530
- Issue date May 3, 1988
- Fujitsu Limited
- Masahisa Kawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for supervising digital radio transmission line
- Patent number 4,677,619
- Issue date Jun 30, 1987
- Fujitsu Limited
- Masahisa Kawai
- G01 - MEASURING TESTING