Inventor
WIEDMANN ERWIN
DE4 patents
⚠️ This page may combine multiple inventors who share the name “WIEDMANN ERWIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZEISS STIFTUNG
3 patentsUS4529873AJul 16, 1985
Optical control circuit for electrochromic layers
ZEISS STIFTUNG240 citations96
US4036762AJul 19, 1977
Wireless remote-control system for a camera or the like
ZEISS STIFTUNG30 citations76
US4266862AMay 12, 1981
Refractometer for the automatic objective determination of the refractive condition of an eye
ZEISS STIFTUNG17 citations69