Hendrik Leendert Rieffe

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Gouda, NL

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Patents Grantslast 30 patents

Information Patent Grant
Lubricant
- Patent number 6,346,504
- Issue date Feb 12, 2002
- Unilever Patent Holdings B.V.
- Eric Appelman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Lubricant
- Patent number 6,008,167
- Issue date Dec 28, 1999
- Unilever Patent Holdings B.V.
- Eric Appelman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Base fluids
- Patent number 5,707,945
- Issue date Jan 13, 1998
- Unichema Chemie B.V.
- Nigel Andrew John Cooban
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Base fluid
- Patent number 5,688,750
- Issue date Nov 18, 1997
- Unichema Chemie B.V.
- Nigel Andrew John Cooban
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Structured Agrochemical Oil Based Systems
- Publication number 20100190648
- Publication date Jul 29, 2010
- Croda International Plc
- Peter James Tollington
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING