Granted Patent
Utility
US 6,782,520 · App. 10/217,851
IC layout system having separate trial and detailed routing phases
Inventors:
Mitsuru Igusa, Shiu-Ping Chao, Wei-Jin Dai, Dennis Huang
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Aug 12, 2002
Inventors
Mitsuru Igusa
Shiu-Ping Chao
Wei-Jin Dai
Dennis Huang
Assignee (at issue)
Cadence Design Systems, 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.