Hoffman Estates, Illinois
United States
4
2023-07-06
The entities that hold a legal rights for patent applications filed by inventor Varanda Brenno:
Brenno Varanda from Hoffman Estates, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Balanced armature receiver with liquid-resistant pressure relief vent
#2 | 2019-10-03Audio device with conduit connector
#3 | 2019-07-11Hearing device with contextually actuated valve
#4 | 2019-07-04Audio device with acoustic valve
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