Granted Patent
Utility
US 6,792,013 · App. 09/988,322
Auto power control circuit for laser diode
Inventors:
Hiromasa Ishiwata, Akihiro Saito
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Nov 19, 2001
Inventors
Hiromasa Ishiwata
Akihiro Saito
Assignee (at issue)
NEC 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.