Tetsuo Takeshita

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Current supplying circuit with shorted-to-ground fault detecting fu...
- Patent number 4,385,336
- Issue date May 24, 1983
- Hitachi, Ltd.
- Tetsuo Takeshita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loop detecting circuit
- Patent number 4,360,709
- Issue date Nov 23, 1982
- Hitachi, Ltd.
- Kazuo Hamazato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-stage switching network controlled by at least three logical...
- Patent number 4,264,895
- Issue date Apr 28, 1981
- Nippon Telegraph and Telephone Public Corp.
- Takuji Mukaemachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speech path packaging unit including controller containing shift re...
- Patent number 4,113,988
- Issue date Sep 12, 1978
- Hitachi, Ltd.
- Takuji Mukaemachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE