Granted Patent
Utility
US 4,999,588 · App. 07/488,692
Integratable amplitude-regulated oscillator circuit
Inventor:
Rudolf Koch
Patented Case
View Patent ↗
Granted: Mar 12, 1991
Filed: Mar 5, 1990
Inventor
Rudolf Koch
Assignee (at issue)
Siemens Aktiengesellschaft
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.