Koichi Hayashi

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sanitary ware and process for producing the same
- Patent number 6,699,606
- Issue date Mar 2, 2004
- Toto Ltd.
- Mitsuyoshi Machida
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Sanitary ware and process for producing the same
- Patent number 6,548,162
- Issue date Apr 15, 2003
- Toto Ltd.
- Mitsuyoshi Machida
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Sanitary earthen products
- Patent number 6,514,622
- Issue date Feb 4, 2003
- Toto Ltd.
- Makoto Hayakawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Discharge lamp, discharge lamp sealing method, discharge lamp seali...
- Patent number 6,354,901
- Issue date Mar 12, 2002
- Toto, Ltd.
- Tetsuaki Bundo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gradient function material seal cap for discharge lamp bulb
- Patent number 5,972,067
- Issue date Oct 26, 1999
- Toto Ltd.
- Hirotaka Ishibashi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Gradient function material
- Patent number 5,943,546
- Issue date Aug 24, 1999
- Toto Ltd.
- Hirotaka Ishibashi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Light-transmissive ceramics and method of manufacturing same
- Patent number 5,780,377
- Issue date Jul 14, 1998
- Toto Ltd.
- Naohito Wajima
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Methods of manufacturing gradient function material
- Patent number 5,653,924
- Issue date Aug 5, 1997
- Toto Ltd.
- Hirotaka Ishibashi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Ceramic products and process for producing the same
- Patent number 4,952,537
- Issue date Aug 28, 1990
- Toto, Ltd.
- Koichi Hayashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Sanitary ware and process for producing the same
- Publication number 20030134107
- Publication date Jul 17, 2003
- Mitsuyoshi Machida
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Koichi Hayashi

Person

Patents Grantslast 30 patents

Sanitary ware and process for producing the same

Sanitary ware and process for producing the same

Sanitary earthen products

Discharge lamp, discharge lamp sealing method, discharge lamp seali...

Gradient function material seal cap for discharge lamp bulb

Gradient function material

Light-transmissive ceramics and method of manufacturing same

Methods of manufacturing gradient function material

Ceramic products and process for producing the same

Patents Applicationslast 30 patents

Sanitary ware and process for producing the same