Hiroyuki Ogawa

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Fuchu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a mat for decorative aggregate exposed fini...
- Patent number 5,846,372
- Issue date Dec 8, 1998
- Sliontec Corporation
- Teruaki Kobayashi
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of carrying out exposed aggregate textured concrete finishes
- Patent number 5,389,172
- Issue date Feb 14, 1995
- Sliontec Corporation
- Teruaki Kobayashi
- B28 - WORKING CEMENT, CLAY, OR STONE