Hiromi Ueki

Follow

Person

Waki-cho, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of purifying crude naphthalenedicarboxlic acid and process f...
- Patent number 6,100,374
- Issue date Aug 8, 2000
- Mitsui Chemicals Inc.
- Hiroshi Iwasaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing polyethylene naphthalate
- Patent number 5,811,513
- Issue date Sep 22, 1998
- Mitsui Petrochemical Industries, Ltd.
- Hiroshi Iwasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...