Saburo Kawashima

Person

Yokosuka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polyimides, process for the preparation thereof and polyimide resin...
- Patent number 5,506,311
- Issue date Apr 9, 1996
- Mitsui Toatsu Chemicals, Inc.
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimides, process for the preparation thereof and polyimide resin...
- Patent number 5,459,233
- Issue date Oct 17, 1995
- Mitsui Toatsu Chemicals, Incorporated
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimides, process for the preparation thereof and polyimide resin...
- Patent number 5,380,805
- Issue date Jan 10, 1995
- Mitsui Toatsu Chemicals, Inc.
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic diamine intermediates useful in the preparation of polyimide
- Patent number 5,322,962
- Issue date Jun 21, 1994
- Mitsui Toatsu Chemicals, Inc.
- Shoji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heat-resistant adhesive and method of adhesion by using adhesive
- Patent number 5,300,620
- Issue date Apr 5, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Hideaki Okikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimides, process for the preparation thereof and polyimide resin...
- Patent number 5,288,843
- Issue date Feb 22, 1994
- Mitsui Toatsu Chemicals, Inc.
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide and high-temperature adhesive of polyimide
- Patent number 5,278,276
- Issue date Jan 11, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Heat-resistant adhesive and method of adhesion by using adhesive
- Patent number 5,252,700
- Issue date Oct 12, 1993
- Mitsui Toatsu Chemicals, Inc.
- Hideaki Okikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic diamine compound, preparation process of same and polyimid...
- Patent number 5,231,160
- Issue date Jul 27, 1993
- Mitsui Toatsu Chemicals, Incorporated
- Shoji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyimide and high-temperature adhesive of polyimide
- Patent number 5,205,894
- Issue date Apr 27, 1993
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide resin composition
- Patent number 5,157,085
- Issue date Oct 20, 1992
- Mitsui Toatsu Chemicals, Incorporated
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide and high-temperature adhesive of polyimide based on meta-...
- Patent number 5,087,689
- Issue date Feb 11, 1992
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide resin composition
- Patent number 5,086,125
- Issue date Feb 4, 1992
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing a polyimide and a composite material containi...
- Patent number 5,043,419
- Issue date Aug 27, 1991
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyimide having excellent high temperature s...
- Patent number 5,041,520
- Issue date Aug 20, 1991
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing a polyimide and a composite material containi...
- Patent number 5,013,817
- Issue date May 7, 1991
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide/polyamideimide resin composition
- Patent number 4,987,197
- Issue date Jan 22, 1991
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymide for high-temperature adhesive
- Patent number 4,959,440
- Issue date Sep 25, 1990
- Mitsui Toatsu Chemicals, Inc.
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyimides
- Patent number 4,937,316
- Issue date Jun 26, 1990
- Amdahl Corporation
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide and high-temperature adhesive thereof
- Patent number 4,931,531
- Issue date Jun 5, 1990
- Mitsui Toatsu Chemicals, Incorporated
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide
- Patent number 4,908,409
- Issue date Mar 13, 1990
- Mitsui Toatsu Chemicals, Inc.
- Hideaki Oikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flexible copper-clad circuit substrate
- Patent number 4,883,718
- Issue date Nov 28, 1989
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- B32 - LAYERED PRODUCTS
Information Patent Grant
Polyimide and high-temperature adhesive of polyimide from meta subs...
- Patent number 4,847,349
- Issue date Jul 11, 1989
- Mitsui Toatsu Chemicals, Inc.
- Masahiro Ohta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High-temperature adhesive polyimide from 2,6-bis(3-aminophenoxy)pyr...
- Patent number 4,797,466
- Issue date Jan 10, 1989
- Mitsui Toatsu Chemicals, Inc.
- Hideaki Oikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High-temperature adhesive polyimide from 2,2-bis[4-(3-amino phenoxy...
- Patent number 4,795,798
- Issue date Jan 3, 1989
- Mitsui Toatsu Chemicals, Inc.
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide from ether diamine having the indane structure and high-t...
- Patent number 4,734,482
- Issue date Mar 29, 1988
- Mitsui Toatsu Chemicals, Inc.
- Shoji Tamai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparation of 3,3'- or 3,4'-diaminobenzophenones
- Patent number 4,618,714
- Issue date Oct 21, 1986
- Mitsui Toatsu Chemicals, Inc.
- Keizaburo Yamaguchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of 3,3'- or 3,4'-diamino benzophenone
- Patent number 4,556,738
- Issue date Dec 3, 1985
- Mitsui Toatsu Chemicals, Inc.
- Saburo Kawashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of 3,3'- or 3,4'-diaminodiphenylmethane
- Patent number 4,540,818
- Issue date Sep 10, 1985
- Mitsui Toatsu Chemicals, Inc.
- Keizaburo Yamaguchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color-developer for pressure-sensitive recording sheets
- Patent number 4,400,492
- Issue date Aug 23, 1983
- Mitsui Toatsu Chemicals, Inc.
- Makoto Asano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Saburo Kawashima

Person

Patents Grantslast 30 patents

Polyimides, process for the preparation thereof and polyimide resin...

Polyimides, process for the preparation thereof and polyimide resin...

Polyimides, process for the preparation thereof and polyimide resin...

Aromatic diamine intermediates useful in the preparation of polyimide

Heat-resistant adhesive and method of adhesion by using adhesive

Polyimides, process for the preparation thereof and polyimide resin...

Polyimide and high-temperature adhesive of polyimide

Heat-resistant adhesive and method of adhesion by using adhesive

Aromatic diamine compound, preparation process of same and polyimid...

Polyimide and high-temperature adhesive of polyimide

Polyimide resin composition

Polyimide and high-temperature adhesive of polyimide based on meta-...

Polyimide resin composition

Process for preparing a polyimide and a composite material containi...

Process for preparing polyimide having excellent high temperature s...

Process for preparing a polyimide and a composite material containi...

Polyimide/polyamideimide resin composition

Polymide for high-temperature adhesive

Process for preparing polyimides

Polyimide and high-temperature adhesive thereof

Polyimide

Flexible copper-clad circuit substrate

Polyimide and high-temperature adhesive of polyimide from meta subs...

High-temperature adhesive polyimide from 2,6-bis(3-aminophenoxy)pyr...

High-temperature adhesive polyimide from 2,2-bis[4-(3-amino phenoxy...

Polyimide from ether diamine having the indane structure and high-t...

Process for preparation of 3,3'- or 3,4'-diaminobenzophenones

Process for preparation of 3,3'- or 3,4'-diamino benzophenone

Process for preparation of 3,3'- or 3,4'-diaminodiphenylmethane

Color-developer for pressure-sensitive recording sheets