Ronald Wevers

Follow

Person

Langnau, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Compositions having improved ignition resistance
- Patent number 6,262,161
- Issue date Jul 17, 2001
- The Dow Chemical Company
- Stephen R. Betso
- B32 - LAYERED PRODUCTS
Information Patent Grant
Floor, wall or ceiling covering
- Patent number 6,254,956
- Issue date Jul 3, 2001
- The Dow Chemical Company
- Jerker B. I. Kjellqvist
- B32 - LAYERED PRODUCTS
Information Patent Grant
Sheet materials suitable for use as a floor, wall or ceiling coveri...
- Patent number 6,187,424
- Issue date Feb 13, 2001
- The Dow Chemical Company
- Jerker B. I. Kjellqvist
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...