Takayoshi Yokota

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Concrete form shuttering having double woven fabric covering
- Patent number 4,856,754
- Issue date Aug 15, 1989
- Kabushiki Kaisha Kumagaigumi
- Takayoshi Yokota
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Grout material and grouting method using same
- Patent number 4,848,973
- Issue date Jul 18, 1989
- Kabushiki Kaisha Kumagaigumi
- Takayoshi Yokota
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Cloth faced form for forming concrete
- Patent number 4,787,597
- Issue date Nov 29, 1988
- Kabushiki Kaisha Kumagaigumi
- Takayoshi Yokota
- E04 - BUILDING
Information Patent Grant
Form for forming concrete
- Patent number 4,730,805
- Issue date Mar 15, 1988
- Kabushiki Kaisha Kumagaigumi
- Takayoshi Yokota
- E04 - BUILDING