Granted Patent
Utility
US 6,242,760 · App. 09/350,996
Optical semiconductor device with enhanced light reception
Inventors:
Shin-ichi Hamaguchi, Yuzo Shimizu, Toru Tsuruta, Masanori Hirose
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Jul 12, 1999
Inventors
Shin-ichi Hamaguchi
Yuzo Shimizu
Toru Tsuruta
Masanori Hirose
Assignee (at issue)
Matsushita Electronics 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.