Assignee
ENGELHARD SENSOR TECHNOLOGIES
US·9 granted patents·557 citations·filing 1995–2000
Top patents by PatentIndex Score
9 records- 0195US5721430APassive and active infrared analysis gas sensors and applicable multichannel detector assemblesENGELHARD SENSOR TECHNOLOGIES·Filed 1996·Granted Feb 24, 1998·177 cites·38 claims
- 0286US5650624APassive infrared analysis gas sensorENGELHARD SENSOR TECHNOLOGIES·Filed 1995·Granted Jul 22, 1997·80 cites·20 claims
- 0383US5747808ANDIR gas sensorENGELHARD SENSOR TECHNOLOGIES·Filed 1996·Granted May 5, 1998·55 cites·18 claims
- 0481US5966077AFire detectorENGELHARD SENSOR TECHNOLOGIES·Filed 1998·Granted Oct 12, 1999·73 cites·28 claims
- 0577US5691704APractical and improved fire detectorENGELHARD SENSOR TECHNOLOGIES·Filed 1996·Granted Nov 25, 1997·61 cites·20 claims
- 0674US6255653B1Diffusion-type NDIR gas analyzer with improved response time due to convection flowENGELHARD SENSOR TECHNOLOGIES·Filed 2000·Granted Jul 3, 2001·14 cites·20 claims
- 0774US5767776AFire detectorENGELHARD SENSOR TECHNOLOGIES·Filed 1996·Granted Jun 16, 1998·53 cites·13 claims
- 0864US5798700AFalse alarm resistant fire detector with improved performanceENGELHARD SENSOR TECHNOLOGIES·Filed 1996·Granted Aug 25, 1998·31 cites·7 claims
- 0943US6023069ASemi-constant power circuit for use with a thermal radiation sourceENGELHARD SENSOR TECHNOLOGIES·Filed 1997·Granted Feb 8, 2000·13 cites·18 claims
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