Henricus P. Willemsen

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Aarle-Rixtel, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method for the production of a hose of a shape-cured elastomeric ma...
- Patent number 4,500,485
- Issue date Feb 19, 1985
- Vredestein N.V.
- Henricus P. Willemsen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Clamping device
- Patent number 4,398,847
- Issue date Aug 16, 1983
- Varitrac AG
- Alexandre Horowitz
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Stabilizing system on a semi-submersible crane vessel
- Patent number 4,231,313
- Issue date Nov 4, 1980
- Varitrac AG
- Pieter S. Heerema
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Stabilizing system for a crane vessel
- Patent number 4,207,828
- Issue date Jun 17, 1980
- Varitrac AG
- Alexandre Horowitz
- B66 - HOISTING LIFTING HAULING