Kazuhiko Takaoka

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High-speed image signal processing system
- Patent number 5,485,287
- Issue date Jan 16, 1996
- Hitachi, Ltd.
- Kozo Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modulator-demodulator apparatus and system
- Patent number 5,259,000
- Issue date Nov 2, 1993
- Hitachi, Ltd.
- Yasuyuki Kojima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase control device
- Patent number 4,918,393
- Issue date Apr 17, 1990
- Hitachi, Ltd.
- Yasushi Yokosuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Demodulator for facsimile equipment
- Patent number 4,718,073
- Issue date Jan 5, 1988
- Hitachi, Ltd.
- Kazuhiko Takaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electric power detecting circuit and gain control circuit using the...
- Patent number 4,531,089
- Issue date Jul 23, 1985
- Hitachi, Ltd.
- Kohei Ishizuka
- G01 - MEASURING TESTING
Information Patent Grant
Automatic equalizer apparatus
- Patent number 4,477,913
- Issue date Oct 16, 1984
- Hitachi, Ltd.
- Masahiro Koya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-frequency signal receiving apparatus
- Patent number 4,286,221
- Issue date Aug 25, 1981
- Hitachi, Ltd.
- Kazuhiko Takaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE