Inventor
PICHLER MICHAEL
AT8 patents
⚠️ This page may combine multiple inventors who share the name “PICHLER MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
4A MFG GMBH
4 patentsUS10034093B2Jul 24, 2018
Temperature stable membrane plate structure for a loudspeaker
4A MFG GMBH5 citations67
US10028060B2Jul 17, 2018
Temperature stable membrane plate structure for a loudspeaker
4A MFG GMBH4 citations67
US11039252B2Jun 15, 2021
Membrane plate structure for generating sound waves
4A MFG GMBH0 citations53
US12479575B2Nov 25, 2025
Integrated frame structure
4A MFG GMBH0 citations49