Granted Patent
Utility
US 6,522,756 · App. 09/267,742
Method for shaping the spatial reception amplification characteristic of a converter arrangement and converter arrangement
Inventors:
Joseph Maisano, Werner Hottinger
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Mar 15, 1999
Inventors
Joseph Maisano
Werner Hottinger
Assignee (at issue)
Phonak AG
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.