Kiyoshi Yokoyama

Person

Kokubu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Bonded body, wafer support member using the same, and wafer treatme...
- Patent number 7,709,099
- Issue date May 4, 2010
- Kyocera Corporation
- Kiyoshi Yokoyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Electrostatic chuck
- Patent number 7,586,734
- Issue date Sep 8, 2009
- Kyocera Corporation
- Satoru Kamitani
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Composite material, wafer holding member and method for manufacturi...
- Patent number 7,381,673
- Issue date Jun 3, 2008
- Kyocera Corporation
- Kiyoshi Yokoyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Contact heating device
- Patent number 6,414,271
- Issue date Jul 2, 2002
- Kyocera Corporation
- Kiyoshi Yokoyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Silicon nitride sintered body and process for preparation thereof
- Patent number 5,219,500
- Issue date Jun 15, 1993
- Kyocera Corporation
- Makoto Yoshida
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Silicon nitride sintered body and process for preparation thereof
- Patent number 4,920,085
- Issue date Apr 24, 1990
- Kyocera Corporation
- Makoto Yoshida
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Silicon nitride sintered body and process for preparation thereof
- Patent number 4,892,848
- Issue date Jan 9, 1990
- Kyocera Corporation
- Makoto Yoshida
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for preparing a silicon nitride sintered body
- Patent number 4,891,342
- Issue date Jan 2, 1990
- Kyocera Corporation
- Kiyoshi Yokoyama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Silicon nitride sintered body
- Patent number 4,746,636
- Issue date May 24, 1988
- Kyocera Corporation
- Kiyoshi Yokoyama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for production of silicon nitride sintered body
- Patent number 4,716,133
- Issue date Dec 29, 1987
- Kyocera Corporation
- Akito Horiuchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sintered silicon nitride body
- Patent number 4,628,039
- Issue date Dec 9, 1986
- Kyocera Corporation
- Michitaka Mizutani
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Electrostatic Chuck
- Publication number 20080037194
- Publication date Feb 14, 2008
- KYOCERA CORPORATION
- Satoru Kamitani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Bonded body, wafer support member using the same, and wafer treatme...
- Publication number 20070199660
- Publication date Aug 30, 2007
- KYOCERA CORPORATION
- Kiyoshi Yokoyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Composite material, wafer holding member and method for manufacturi...
- Publication number 20050101082
- Publication date May 12, 2005
- KYOCERA CORPORATION
- Kiyoshi Yokoyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Contact heating device
- Publication number 20020003137
- Publication date Jan 10, 2002
- KYOCERA CORPORATION
- Kiyoshi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS

Kiyoshi Yokoyama

Person

Patents Grantslast 30 patents

Bonded body, wafer support member using the same, and wafer treatme...

Electrostatic chuck

Composite material, wafer holding member and method for manufacturi...

Contact heating device

Silicon nitride sintered body and process for preparation thereof

Silicon nitride sintered body and process for preparation thereof

Silicon nitride sintered body and process for preparation thereof

Process for preparing a silicon nitride sintered body

Silicon nitride sintered body

Method for production of silicon nitride sintered body

Sintered silicon nitride body

Patents Applicationslast 30 patents

Electrostatic Chuck

Bonded body, wafer support member using the same, and wafer treatme...

Composite material, wafer holding member and method for manufacturi...

Contact heating device