Inventor
MEINERT NORBERT
10 patents
⚠️ This page may combine multiple inventors who share the name “MEINERT NORBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEITZ ERNST GMBH
8 patentsUS4040846AAug 9, 1977
Optical fluorophosphate glass and process of making same
LEITZ ERNST GMBH29 citations81
US3960579AJun 1, 1976
Titanium dioxide containing glasses having a high index of refraction and a high dispersion and process of producing same
LEITZ ERNST GMBH29 citations78
US4915721AApr 10, 1990
Process for preparation of fluorophosphate optical glass
LEITZ ERNST GMBH9 citations73
US4857487AAug 15, 1989
Optical fluorophosphate glasses possessing positive anomalous partial dispersion and improved physico-chemical properties, and a process for their preparation
LEITZ ERNST GMBH14 citations73
US4363879ADec 14, 1982
Alkaline fluoroborate in fluorophosphate glass free of beryllium
LEITZ ERNST GMBH14 citations73
US3954484AMay 4, 1976
Fluorophosphate glass and process of making same
LEITZ ERNST GMBH14 citations73
US4200467AApr 29, 1980
Zirconium-containing borosilicate glasses
LEITZ ERNST GMBH4 citations62
US4859635AAug 22, 1989
Optical fluorophosphate glass having anomalous positive partial dispersion and process for its production
LEITZ ERNST GMBH4 citations59
LEITZ WILD GMBH
2 patentsUS5068209ANov 26, 1991
Optical fluorophosphate glass with anomalous positive incremental dispersion and process for making it
LEITZ WILD GMBH19 citations68
US4941907AJul 17, 1990
Process for producing an optical fluorophosphate glass having anomalous positive partial dispersion
LEITZ WILD GMBH0 citations48