Brian Astfalk
United States of America
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| Total IP | 4 |
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| Total IP Rank # | 402,977 |
| IP Activity Score | 1.6/5.0 6 |
| IP Activity Rank # | 162,770 |
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| Last Patent | 2023 - Pentatonic harmonica | |||||||||||||||
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| First Patent | 2022 - Melodic bend harmonica | |||||||||||||||
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