Gerrit Van Gooswilligen

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Amsterdam, NL

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Patents Grantslast 30 patents

Information Patent Grant
Bitumen compositions and a process for their preparation
- Patent number 6,060,542
- Issue date May 9, 2000
- Shell Oil Company
- Gerrit Van Gooswilligen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bitumen compositions and a process for their preparation
- Patent number 5,939,474
- Issue date Aug 17, 1999
- Shell Oil Company
- Gerrit Van Gooswilligen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Structure coating method with asphaltic compositions
- Patent number 4,749,622
- Issue date Jun 7, 1988
- Shell Oil Company
- Willem C. Vonk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...