Surya Kusuma

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Retaining wall
- Patent number 9,677,244
- Issue date Jun 13, 2017
- VSL International AG
- Surya Kusuma
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Reinforced earth
- Patent number 9,631,338
- Issue date Apr 25, 2017
- VSL International AG
- Surya Kusuma
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING