Tsutomu Tsunooka

Person

Aichi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High-frequency porcelain composition, process for producing the sam...
- Patent number 7,368,407
- Issue date May 6, 2008
- Yasufuku Ceramics Co., Ltd.
- Tsutomu Tsunooka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoelectric composite material
- Patent number 5,169,551
- Issue date Dec 8, 1992
- NGK Spark Plug Co., Ltd.
- Tsutomu Tsunooka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoelectric composite material
- Patent number 4,917,810
- Issue date Apr 17, 1990
- NGK Spark Plug Co., Ltd.
- Tsutomu Tsunooka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Particulate lead titanate ceramic and composite material containing...
- Patent number 4,874,727
- Issue date Oct 17, 1989
- NGK Spark Plug Co., Ltd.
- Kanji Ohya
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Dielectric ceramic composition and process for producing the same
- Patent number 4,704,373
- Issue date Nov 3, 1987
- NGK Spark Plug Co., Ltd
- Takeo Kinoshita
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Piezoelectric composite material
- Patent number 4,675,123
- Issue date Jun 23, 1987
- NGK Spark Plug Co., Ltd.
- Tsutomu Tsunooka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sheet-like piezoelectric element
- Patent number 4,638,206
- Issue date Jan 20, 1987
- NGK Spark Plug Co., Ltd.
- Tsutomu Tsunooka
- G01 - MEASURING TESTING
Information Patent Grant
Piezoelectric transducer for electrical string instruments and pick...
- Patent number 4,278,000
- Issue date Jul 14, 1981
- NGK Spark Plug Co., Ltd.
- Shigeo Saito
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
High-frequency porcelain compostion, process for producing the same...
- Publication number 20070027022
- Publication date Feb 1, 2007
- Tsutomu Tsunooka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Tsutomu Tsunooka

Person

Patents Grantslast 30 patents

High-frequency porcelain composition, process for producing the sam...

Piezoelectric composite material

Piezoelectric composite material

Particulate lead titanate ceramic and composite material containing...

Dielectric ceramic composition and process for producing the same

Piezoelectric composite material

Sheet-like piezoelectric element

Piezoelectric transducer for electrical string instruments and pick...

Patents Applicationslast 30 patents

High-frequency porcelain compostion, process for producing the same...