Granted Patent
Utility
US 5,771,318 · App. 08/672,194
Adaptive edge-preserving smoothing filter
Inventors:
Ming Fang, Jianzhong Qian
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Jun 27, 1996
Inventors
Ming Fang
Jianzhong Qian
Assignee (at issue)
Siemens Corporate Research, Inc.
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.