Granted Patent
Utility
US 6,757,948 · App. 10/361,143
Method for manufacturing an ultrasonic array transducer
Inventors:
Andrei Ptchelintsev, Roman Gr. Maev
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Feb 6, 2003
Inventors
Andrei Ptchelintsev
Roman Gr. Maev
Assignee (at issue)
Daimlerchrysler 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.