Yoshiaki Takeda

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
C-shaped compliant contact
- Patent number 6,309,228
- Issue date Oct 30, 2001
- DDK Ltd.
- Tomonari Otsuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Public telephone set
- Patent number 4,819,261
- Issue date Apr 4, 1989
- Tamura Electric Works
- Yoshiaki Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Public telephone set
- Patent number 4,768,217
- Issue date Aug 30, 1988
- Tamura Electric Works, Ltd.
- Hiroyuki Asano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Alarm information transmission system for coin telephone
- Patent number 4,644,109
- Issue date Feb 17, 1987
- Tamura Electric Works, Ltd.
- Yoshiaki Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for controlling task process and device thereof
- Patent number 4,612,418
- Issue date Sep 16, 1986
- Tamura Electric Works, Ltd.
- Yoshiaki Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
C-shaped compliant contact
- Publication number 20010021610
- Publication date Sep 13, 2001
- DDK LTD.
- Tomonari Otsuki
- H01 - BASIC ELECTRIC ELEMENTS