SD

Shengmei Duan

GA Gn Audio A/S: 4 patents #19 of 112Top 20%
📍 Pederstrup, DK: #42 of 103 inventorsTop 45%
Overall (All Time): #1,101,546 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D1051831 Battery charging case for mobile devices Xinwen Chen, Iain Pottie, Kati Bjoerninen, Johan Birger 2024-11-19
D1044714 Battery charging case for mobile devices Xinwen Chen, Iain Pottie, Kati Bjoerninen, Johan Birger 2024-10-01
D1016043 Earphone Xinwen Chen, Iain Pottie, Kati Bjoerninen, Johan Birger 2024-02-27
D1015308 Earphone Xinwen Chen, Iain Pottie, Kati Bjoerninen, Johan Birger 2024-02-20