4 patents
Utility
Portable speaker apparatus and method
31 Aug 21
A speaker apparatus, method, and system with a user selectably expandable chamber is provided.
Cameron V. Walter, Glen V. Walter, Gabor Paulke, Michael Arthur Siegel, Michael G. Zartarian
Filed: 11 Jul 19
Design
Portable speaker
17 Aug 21
Cameron V. Walter, Glen V. Walter, Gabor Paulke
Filed: 5 Mar 19
Design
Combined portable speaker and attachment
3 Aug 21
Cameron V. Walter, Glen V. Walter, Gabor Paulke
Filed: 7 Sep 18
Utility
Portable Speaker Apparatus and Method
11 Mar 20
A speaker apparatus, method, and system with a user selectably expandable chamber is provided.
Cameron V. Walter, Glen V. Walter, Gabor Paulke, Michael Arthur Siegel, Michael G. Zartarian
Filed: 10 Jul 19
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