Hector Fillipus Alexander Van Drentham Susman

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Aberdeen, GB

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Patents Grantslast 30 patents

Information Patent Grant
Underwater excavation apparatus
- Patent number 8,893,408
- Issue date Nov 25, 2014
- Rotech Limited
- Hector Filippus Alexander Van Drentham Susman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Underwater excavation apparatus
- Patent number 6,430,848
- Issue date Aug 13, 2002
- Rotech Holdings Limited
- Hector Filippus Alexander Van Drentham Susman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Underwater mining apparatus
- Patent number 6,178,670
- Issue date Jan 30, 2001
- Rotech Holdings Limited
- Hector Fillipus Alexander Van Drentham Susman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING