Granted Patent
Utility
US 6,249,173 · App. 09/400,273
Temperature stabilizing circuit
Inventor:
Kazuo Nakaizumi
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Sep 21, 1999
Inventor
Kazuo Nakaizumi
Assignee (at issue)
Ando 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.