Inventor
KEUPER JOHN J
5 patents
⚠️ This page may combine multiple inventors who share the name “KEUPER JOHN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS ALLIS INC
3 patentsUS4358696ANov 9, 1982
Permanent magnet synchronous motor rotor
SIEMENS ALLIS INC71 citations95
US4358697ANov 9, 1982
Two-pole permanent magnet synchronous motor rotor
SIEMENS ALLIS INC95 citations95
US4270064AMay 26, 1981
Heat exchange arrangement for cooling lubricant for vertical electric motor thrust bearing
SIEMENS ALLIS INC41 citations87