Patents/Inventors

Donald D. Noettl

Chicago, ILUS1 patent

2 Patents

US121269602024
Parylene Electret Condenser Microphone Backplate
Shure Acquisition Holdings, Inc.
0 cites
US116717632023
Parylene Electret Condenser Microphone Backplate
Shure Acquisition Holdings, Inc.
0 cites