Tucson, Arizona
United States
4
2023-11-14
4
2023-11-14
These are the the leading inventors for applications assigned to Brian Astfalk:
Brian Astfalk based in Tucson, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Pentatonic harmonica
#2 | 2023-11-07 ✅ Patent 11,810,538 granted on 2023-11-07Blues harmonica
#3 | 2023-07-04 ✅ Patent 11,694,661 granted on 2023-07-04Melodic bend harmonica
#4 | 2023-06-27 ✅ Patent 11,688,369 granted on 2023-06-27Rock bend harmonica
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