Granted Patent
Utility
US 5,608,751 · App. 08/209,963
Laser diode and process for producing the same
Inventors:
Kenji Shimoyama, Toshinari Fujimori, Satoru Nagao, Hideki Gotoh
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Mar 14, 1994
Inventors
Kenji Shimoyama
Toshinari Fujimori
Satoru Nagao
Hideki Gotoh
Assignee (at issue)
MITSUBISHI CHEMICAL 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.