RK

Ralf Kittmann

SE Sennheiser Electronic: 2 patents #1 of 29Top 4%
Overall (2021): #121,024 of 548,734Top 25%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D935427 Audio/video appliance for reproducing sounds or images Noël Oegerli 2021-11-09
D909983 Sound amplifier 2021-02-09