Inventor

LEHMANN ERHARD

DE4 patents

⚠️ This page may combine multiple inventors who share the name “LEHMANN ERHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SIEMENS AG

3 patents

US4158850AJun 19, 1979

Thyristor having improved cooling and improved high frequency operation with adjacent control terminals

SIEMENS AG8 citations71

US4825272AApr 25, 1989

Semiconductor power switch with thyristor

SIEMENS AG9 citations68

US4255675AMar 10, 1981

Circuit arrangement for reducing the recovery time of a thyristor

SIEMENS AG2 citations58

LEHMANN ERHARD

1 patent

US8074085B2Dec 6, 2011

Method for controlling the power supply from a power source to a power consumer

LEHMANN ERHARD4 citations52