Granted Patent
Utility
US 6,180,473 · App. 09/468,123
Method for manufacturing semiconductor device
Inventors:
Sung-Kwon Hong, Jeong-Hwan Son, Jae-Gyung Ahn, Jeong-Mo Hwang
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Dec 21, 1999
Inventors
Sung-Kwon Hong
Jeong-Hwan Son
Jae-Gyung Ahn
Jeong-Mo Hwang
Assignee (at issue)
Hyundai Electronics Industries Co. Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.