Ikuo Katoh

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Chiba, JP

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Patents Grantslast 30 patents

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Piezoelectric device with sealed vibration space and manufacturing...
- Patent number 6,475,823
- Issue date Nov 5, 2002
- TDK Corporation
- Shigeru Sakano
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric ceramic filter circuit and piezoelectric ceramic filter
- Patent number 5,850,166
- Issue date Dec 15, 1998
- TDK Corporation
- Ikuo Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic component
- Patent number 5,469,012
- Issue date Nov 21, 1995
- TDK Corporation
- Yoshihisa Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase equalizer
- Patent number 4,818,959
- Issue date Apr 4, 1989
- TDK Corporation
- Ikuo Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY