Granted Patent
Utility
US 5,587,655 · App. 08/514,208
Constant current circuit
Inventors:
Kazunori Oyabe, Kazuhiko Yoshida, Tatsuhiko Fujihira
Patented Case
View Patent ↗
Granted: Dec 24, 1996
Filed: Aug 11, 1995
Inventors
Kazunori Oyabe
Kazuhiko Yoshida
Tatsuhiko Fujihira
Assignee (at issue)
FUJI ELECTRIC CO., LTD.
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.