Yasushi Takagi

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing non-yellowing polyurethane urea foam
- Patent number 5,147,897
- Issue date Sep 15, 1992
- Nisshinbo Industries, Inc.
- Kiyotake Morimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...