Kiyoshi Kasai

Person

Shin Nanyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic carrier, preparation thereof, and method of extraction of...
- Patent number 6,503,762
- Issue date Jan 7, 2003
- Tosoh Corporation
- Syoichi Yamauchi
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Magnetic carrier, preparation thereof, and method of extraction of...
- Patent number 6,274,387
- Issue date Aug 14, 2001
- Tosoh Corporation
- Syoichi Yamauchi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Magneto-optical recording medium and process for production of the...
- Patent number 5,091,267
- Issue date Feb 25, 1992
- Tosoh Corporation
- Mutsumi Asano
- G11 - INFORMATION STORAGE
Information Patent Grant
Actuator
- Patent number 4,862,029
- Issue date Aug 29, 1989
- Tosoh Corporation
- Kiyoshi Kasai
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for preparation of high-type silicon nitride powder
- Patent number 4,716,028
- Issue date Dec 29, 1987
- Toyo Soda Manufacturing Co., Ltd.
- Kiyoshi Kasai
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for preparation of silicon nitride powder of good sintering...
- Patent number 4,612,297
- Issue date Sep 16, 1986
- Toya Soda Manufacturing Co., Ltd.
- Kiyoshi Kasai
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of manufacturing high-purity silicon nitride powder
- Patent number 4,387,079
- Issue date Jun 7, 1983
- Toyo Soda Manufacturing Co., Ltd.
- Kiyoshi Kasai
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparing high-purity .alpha.-type silicon nitride
- Patent number 4,346,068
- Issue date Aug 24, 1982
- Toyo Soda Manufacturing Co., Ltd.
- Kiyoshi Kasai
- C01 - INORGANIC CHEMISTRY

Kiyoshi Kasai

Person

Patents Grantslast 30 patents

Magnetic carrier, preparation thereof, and method of extraction of...

Magnetic carrier, preparation thereof, and method of extraction of...

Magneto-optical recording medium and process for production of the...

Actuator

Process for preparation of high-type silicon nitride powder

Process for preparation of silicon nitride powder of good sintering...

Method of manufacturing high-purity silicon nitride powder

Process for preparing high-purity .alpha.-type silicon nitride