Inventor
WANG ANNIE Q
US6 patents
Patents
6 patentsUS6442639B1Aug 27, 2002
Docking station for environmental monitoring instruments
IND SCIENT CORP166 citations92
US5902467AMay 11, 1999
Oxygen sensor based on a metal-air battery
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US5464983ANov 7, 1995
Method and apparatus for determining the concentration of a gas
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US7041256B2May 9, 2006
Poison resistant combustible gas sensors and method for warning of poisoning
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US7007542B2Mar 7, 2006
Method of warning of poisoning in poison resistant combustible gas sensors
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US6679094B2Jan 20, 2004
Calibration adapter for gas detection instrument
IND SCIENT CORP17 citations83