Tetsura Utsumi

Follow

Person

Hiratsuka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Poly(silyleneethynylene phenyleneethynylenes), method for preparing...
- Patent number 5,420,238
- Issue date May 30, 1995
- Mitsui Toatsu Chemicals, Inc.
- Masayoshi Ito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing organic silicon compound
- Patent number 5,041,587
- Issue date Aug 20, 1991
- Mitsui Toatsu Chemicals, Inc.
- Masayoshi Itoh
- C07 - ORGANIC CHEMISTRY