Jan-Willem Zacharias Ruizendaal

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Barneveld, NL

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Patents Grantslast 30 patents

Information Patent Grant
Single phase aqueous surfactant-free nontoxic air freshening compos...
- Patent number 6,506,723
- Issue date Jan 14, 2003
- International Flavors & Fragrances Inc.
- Arnoud Van Walsum
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Single phase aqueous surfactant-free nontoxic air freshening compos...
- Patent number 6,180,595
- Issue date Jan 30, 2001
- International Flavors & Fragrances Inc.
- Arnoud Van Walsum
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE