Granted Patent
Utility
US 5,103,158 · App. 07/682,189
Reference voltage generating circuit
Inventors:
Shizuo Cho, Tsuneo Takano, Masaru Uesugi
Patented Case
View Patent ↗
Granted: Apr 7, 1992
Filed: Apr 8, 1991
Inventors
Shizuo Cho
Tsuneo Takano
Masaru Uesugi
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.