Yasuo Kajioka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Concrete leveling machine
- Patent number 5,129,803
- Issue date Jul 14, 1992
- Shimizu Construction Co., Ltd.
- Hajime Nomura
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Finishing machine for a concrete surface
- Patent number 4,848,960
- Issue date Jul 18, 1989
- Shimizu Construction Company Limited
- Yasuo Kajioka
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method of placing concrete into a steel encasement
- Patent number 4,759,663
- Issue date Jul 26, 1988
- Nippon Kokan K.K.
- Hideo Watanabe
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Climbing formwork apparatus for concrete placing
- Patent number 4,709,899
- Issue date Dec 1, 1987
- Shimizu Construction Co., Ltd.
- Yasuo Kajioka
- E04 - BUILDING
Information Patent Grant
Exhaust gas cleaning system for diesel engines
- Patent number 4,345,431
- Issue date Aug 24, 1982
- Shimizu Construction Co. Ltd.
- Yoshinobu Suzuki
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for placing concrete under water
- Patent number 4,199,279
- Issue date Apr 22, 1980
- The Shimizu Construction Co., Ltd.
- Akio Himeji
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING