JM

Jon Grane MADSEN

GA Gn Audio A/S: 1 patents #12 of 39Top 35%
📍 Pederstrup, DK: #25 of 65 inventorsTop 40%
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1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12028674 On-ear headphones with staggered perforations Jack Z. Zhao, Bill Zeng, Frank Zhang 2024-07-02