Yasunori Yoshida

Person

Fukuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Preparation process of polyhydroxycarboxylic acid
- Patent number 5,770,683
- Issue date Jun 23, 1998
- Mitsui Toatsu Chemicals, Inc.
- Yasunori Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Purification process of polyhydroxycarboxylic acid
- Patent number 5,616,783
- Issue date Apr 1, 1997
- Mitsui Toatsu Chemicals, Inc.
- Yasunori Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bisimide compounds, polyimide resin composition prepared therefrom,...
- Patent number 5,554,765
- Issue date Sep 10, 1996
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Lactic acid containing hydroxycarboxylic acid for the preparation o...
- Patent number 5,512,653
- Issue date Apr 30, 1996
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bisimide compounds, polyimide resin composition prepared therefrom,...
- Patent number 5,457,154
- Issue date Oct 10, 1995
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation process of polyhydroxycarboxylic acid
- Patent number 5,444,143
- Issue date Aug 22, 1995
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyhydroxycarboxylic acid
- Patent number 5,440,008
- Issue date Aug 8, 1995
- Mitsui Toatsu Chemicals, Inc.
- Fumiaki Ichikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Yasunori Yoshida

Person

Patents Grantslast 30 patents

Preparation process of polyhydroxycarboxylic acid

Purification process of polyhydroxycarboxylic acid

Bisimide compounds, polyimide resin composition prepared therefrom,...

Lactic acid containing hydroxycarboxylic acid for the preparation o...

Bisimide compounds, polyimide resin composition prepared therefrom,...

Preparation process of polyhydroxycarboxylic acid

Process for preparing polyhydroxycarboxylic acid