John A. Kreuz

Person

Columbia, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Melt-processible semicrystalline block copolyimides
- Patent number 6,444,783
- Issue date Sep 3, 2002
- E. I. Du Pont de Nemours and Company
- John R. Dodd
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flexible multi-layer polyimide film laminates and preparation thereof
- Patent number 5,411,765
- Issue date May 2, 1995
- E. I. Du Pont de Nemours and Company
- Kuppusamy Kanakarajan
- B32 - LAYERED PRODUCTS
Information Patent Grant
Flexible multi-layer polyimide film laminates and preparation thereof
- Patent number 5,298,331
- Issue date Mar 29, 1994
- E. I. Du Pont de Nemours and Company
- Kuppusamy Kanakarajan
- B32 - LAYERED PRODUCTS
Information Patent Grant
Tetrapolyimide film containing oxydipthalic dianhydride
- Patent number 5,219,977
- Issue date Jun 15, 1993
- E. I. Du Pont de Nemours and Company
- John A. Kreuz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Tetrapolyimide film containing benzophenone tetracarboxylic dianhyd...
- Patent number 5,196,500
- Issue date Mar 23, 1993
- E. I. Du Pont de Nemours and Company
- John A. Kreuz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic homopolyimide or copolyimide films having low water absorp...
- Patent number 5,175,240
- Issue date Dec 29, 1992
- E. I. Du Pont de Nemours and Company
- John A. Kreuz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolyimide film with improved properties
- Patent number 5,166,308
- Issue date Nov 24, 1992
- E. I. Du Pont de Nemours and Company
- John A. Kreuz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High speed etching of polyimide film
- Patent number 4,426,253
- Issue date Jan 17, 1984
- E. I. Du Pont de Nemours & Co.
- John A. Kreuz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

John A. Kreuz

Person

Patents Grantslast 30 patents

Melt-processible semicrystalline block copolyimides

Flexible multi-layer polyimide film laminates and preparation thereof

Flexible multi-layer polyimide film laminates and preparation thereof

Tetrapolyimide film containing oxydipthalic dianhydride

Tetrapolyimide film containing benzophenone tetracarboxylic dianhyd...

Aromatic homopolyimide or copolyimide films having low water absorp...

Copolyimide film with improved properties

High speed etching of polyimide film