Altadena, California
United States
5
2020-07-23
The entities that hold a legal rights for patent applications filed by inventor Rodgers Derrick:
Derrick Rodgers from Altadena, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Two-way loudspeaker with floating waveguide
#2 | 2019-01-31Two-way loudspeaker with floating waveguide
#3 | 2019-01-17Multiple path acoustic wall coupling for surface mounted speakers
#4 | 2015-01-08Speaker grille and assembly
#5 | 2014-07-24Rigging system for speakers
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