Granted Patent
Utility
US 5,793,785 · App. 08/509,695
Semiconductor laser device
Inventors:
Hideyuki Nakanishi, Akio Yoshikawa, Hirokazu Shimizu
Patented Case
View Patent ↗
Granted: Aug 11, 1998
Filed: Jul 31, 1995
Inventors
Hideyuki Nakanishi
Akio Yoshikawa
Hirokazu Shimizu
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.