Takashi Oikawa

Follow

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Aromatic polyester containing phenolphthalein unit and bis-phenol unit
- Patent number 4,520,208
- Issue date May 28, 1985
- Mitsubishi Chemical Industries Ltd.
- Masahiro Hayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...