Inventor
MESSNER JOHANN
DE5 patents
⚠️ This page may combine multiple inventors who share the name “MESSNER JOHANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
3 patentsUS4837671AJun 6, 1989
State signal formation for indicating the transition into the bypass mode of operation in an apparatus for high-voltage D-C transmission
SIEMENS AG21 citations75
US10938213B2Mar 2, 2021
Power transmission via a bipolar high-voltage DC transmission link
SIEMENS AG0 citations52
US11121645B2Sep 14, 2021
Power transmission via a bipolar high-voltage DC transmission link
SIEMENS AG0 citations41