Woung-kwan An

Follow

Person

Yongin, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Development system for manufacturing semiconductor devices, includi...
- Patent number 6,033,135
- Issue date Mar 7, 2000
- Samsung Electronics Co., Ltd.
- Woung-kwan An
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for semiconductor device fabrication and its cont...
- Patent number 5,930,549
- Issue date Jul 27, 1999
- Samsung Electronics Co., Ltd.
- Dong-ho Kim
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thermal processing apparatus for semiconductor wafer
- Patent number 5,899,690
- Issue date May 4, 1999
- Samsung Electronics Co., Ltd.
- Ki-hum Nam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
UV irradiation apparatus
- Patent number 5,872,365
- Issue date Feb 16, 1999
- Samsung Electronics Co., Ltd.
- Kyoon-hee Goh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY