Shigeru Takeshima

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San Mateo, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Side cutting blades for multi-shaft auger system and improved soil...
- Patent number 4,906,142
- Issue date Mar 6, 1990
- S.M.W. Seiko, Inc.
- Osamu Taki
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Side cutting blades for multi-shaft auger system and improved soil...
- Patent number 4,886,400
- Issue date Dec 12, 1989
- S.M.W. Seiko, Inc.
- Osamu Taki
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING