Du H. Kim

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Deagu, KR

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Patents Grantslast 30 patents

Information Patent Grant
Aromatic polyamide pulp by means of continuous transferable polymer...
- Patent number 5,783,655
- Issue date Jul 21, 1998
- Kolon Industries, Inc.
- Du Hyun Kim
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Aromatic polyamide pulp and its preparing process
- Patent number 5,767,228
- Issue date Jun 16, 1998
- Kolon Industries, Inc.
- Jong Cheol Kim
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Aromatic polyamide fiber free of crystal defect layers perpendicula...
- Patent number 5,047,500
- Issue date Sep 10, 1991
- Kolon Industries, Inc.
- Ho J. Park
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Two-stage process for preparing aromatic polyamide film
- Patent number 4,971,744
- Issue date Nov 20, 1990
- Kolon Industries, Inc.
- Ho J. Park
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Two-stage process for preparing aromatic polyamide fiber
- Patent number 4,876,040
- Issue date Oct 24, 1989
- Kolon Industries, Inc.
- Ho J. Park
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
SUBSTRATE PROCESSING DEVICE, AND METHOD FOR MANUFACTURING METAL OXI...
- Publication number 20250059645
- Publication date Feb 20, 2025
- Duck Ho KIM
- H01 - BASIC ELECTRIC ELEMENTS