Granted Patent
Utility
US 5,394,033 · App. 08/115,723
Structure and method for implementing hierarchical routing pools in a programmable logic circuit
Inventors:
Cyrus Y. Tsui, Ju Shen, Chanchi J. Cheng, Ming-Chuan Hsu
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Sep 1, 1993
Inventors
Cyrus Y. Tsui
Ju Shen
Chanchi J. Cheng
Ming-Chuan Hsu
Assignee (at issue)
Lattice Semiconductor 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.