Granted Patent
Utility
US 5,583,468 · App. 08/415,890
High frequency transition from a microstrip transmission line to an MMIC coplanar waveguide
Inventors:
Ronald F. Kielmeyer, Jr., Richard James Christensen, JR., Paul L. Brownlee, William M. Vassar
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Apr 3, 1995
Inventors
Ronald F. Kielmeyer, Jr.
Richard James Christensen, JR.
Paul L. Brownlee
William M. Vassar
Assignee (at issue)
Motorola, Inc.
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.