Granted Patent
Utility
US 6,249,902 · App. 09/005,361
Design hierarchy-based placement
Inventors:
Mitsuru Igusa, Hsi-Chuan Chen, Shiu-Ping Chao, Wei-Jin Dai, Daw Yang Shyong
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Jan 9, 1998
Inventors
Mitsuru Igusa
Hsi-Chuan Chen
Shiu-Ping Chao
Wei-Jin Dai
Daw Yang Shyong
Assignee (at issue)
Silicon Perspective Corporation
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.