PK

Pierre Fredy KIRCHHOFER

TA Trisa Holding Ag: 2 patents #22 of 44Top 50%
Overall (All Time): #1,809,336 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11666426 Brush attachment, electric toothbrush handpiece and electric toothbrush comprising the electric toothbrush handpiece and the brush attachment Martin Zwimpfer, Herbert Fischer 2023-06-06
10470558 Toothbrush with moved elements Christoph Willi, Armin Bartschi, Vivek Patel, Matthew Kwang, Gerhart P. Huy 2019-11-12