Inventor
LUDIN LUDWIG
US9 patents
⚠️ This page may combine multiple inventors who share the name “LUDIN LUDWIG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LAING KARSTEN
4 patentsUS4437484AMar 20, 1984
Utility water system with a pressureless storage container, particularly for solar installations
LAING KARSTEN14 citations73
US4211092AJul 8, 1980
Space heating installation
LAING KARSTEN7 citations73
US4516721AMay 14, 1985
Pressureless large-area heating system
LAING KARSTEN4 citations62
US4471835ASep 18, 1984
Heat transfer pump
LAING KARSTEN5 citations62