Granted Patent
Utility
US 6,798,433 · App. 10/605,272
Method for increasing thermal print quality
Inventors:
Ming Sun, Hong-Shun Chiou
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Sep 18, 2003
Inventors
Ming Sun
Hong-Shun Chiou
Assignee (at issue)
Hi-Touch Imaging Technologies 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.