Inventor
MAY WOLFGANG
DE11 patents
⚠️ This page may combine multiple inventors who share the name “MAY WOLFGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DRAEGERWERK AG
9 patentsUS5297544AMar 29, 1994
Respirator with inner half mask and pollutant indicator
DRAEGERWERK AG115 citations95
US5089232AFeb 18, 1992
Apparatus for measuring the concentration of gaseous and/or vaporous components of a gas mixture
DRAEGERWERK AG72 citations95
US5069879ADec 3, 1991
Automated apparatus for detecting gaseous components in air with a colorimetric testing tube
DRAEGERWERK AG36 citations92
US4963324AOct 16, 1990
Colorimetric dosimeter
DRAEGERWERK AG8 citations72
US4933144AJun 12, 1990
Colorimetric gas measuring device for fluorine
DRAEGERWERK AG7 citations72
US4992738AFeb 12, 1991
Device for the measuring of gas, vapor or aerosol fractions of a measured gas
DRAEGERWERK AG9 citations71
US4800067AJan 24, 1989
Device for detecting gases which must be treated before testing
DRAEGERWERK AG11 citations71
US4913882AApr 3, 1990
Diffusion sampler having a conversion zone
DRAEGERWERK AG4 citations58
US5551310ASep 3, 1996
Detection device with a gas detector element
DRAEGERWERK AG5 citations51