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Patents Grants
last 30 patents
Information
Patent Grant
Tourmaline composite grains and apparatus using them
Patent number
6,103,111
Issue date
Aug 15, 2000
Mino Ganryo Kagaku Corporation
Yoshinori Kakamu
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Tourmaline composite grains and apparatus using them
Patent number
6,034,013
Issue date
Mar 7, 2000
Mino Ganryo Kagaku Corporation
Yoshinori Kakamu
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for manufacturing a patterned tile
Patent number
5,830,551
Issue date
Nov 3, 1998
Mino Ganryo Kagaku Corporation
Yoshinori Kakamu
B44 - DECORATIVE ARTS
Information
Patent Grant
Method of manufacturing an accessory tile
Patent number
5,685,931
Issue date
Nov 11, 1997
Mino Ganryo Kagaku Corporation
Yoshinori Kakamu
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Tile having a pattern and its manufacturing method
Patent number
5,670,228
Issue date
Sep 23, 1997
Mino Ganryo Kagaku Corporation
Yoshinori Kakamu
B44 - DECORATIVE ARTS
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last 30 patents
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