Saland
Switzerland
5
2008-12-11
The entities that hold a legal rights for patent applications filed by inventor Weidmann Markus:
Markus Weidmann from Saland, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
Method of manufacturing an ear plug device with embedded venting grooves formed in its outer surface
#2 | 2008-12-04HEARING DEVICE WITH EMBEDDED CHANNEL
#3 | 2008-10-02HEARING DEVICE WITH EMBEDDED CHANNEL
#4 | 2008-07-01Hearing device with embedded channnel
#5 | 2008-06-17Custom-molded ear-plug, and process for producing a custom-molded ear-plug device
4264852 ⎘