Inventor
RATZEL ACHIM
DE6 patents
⚠️ This page may combine multiple inventors who share the name “RATZEL ACHIM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HARMAN BECKER AUTOMOTIVE SYS
4 patentsUS7539469B2May 26, 2009
Input control system for high frequency receiver
HARMAN BECKER AUTOMOTIVE SYS13 citations82
US8843096B2Sep 23, 2014
Multi-antenna system
HARMAN BECKER AUTOMOTIVE SYS5 citations70
US9147937B2Sep 29, 2015
Multiple-antenna system
HARMAN BECKER AUTOMOTIVE SYS3 citations59
US8831547B2Sep 9, 2014
Multi-antenna system
HARMAN BECKER AUTOMOTIVE SYS1 citations49