Assignee
OI CORP
US·26 granted patents·2 pending applications·404 citations·filing 1984–2018
Top patents by PatentIndex Score
28 records- 0190US7550722B2Focal plane detector assembly of a mass spectrometerOI CORP·Filed 2005·Granted Jun 23, 2009·16 cites·30 claims
- 0289US7442920B2Optical bench for a mass spectrometer systemOI CORP·Filed 2005·Granted Oct 28, 2008·19 cites·26 claims
- 0386US4619902ATotal organic carbon analyzerOI CORP·Filed 1984·Granted Oct 28, 1986·46 cites·3 claims
- 0483US6979818B2Mass spectrometer for both positive and negative particle detectionOI CORP·Filed 2004·Granted Dec 27, 2005·18 cites·8 claims
- 0574US5250093AWater management device for gas chromatography sample concentrationOI CORP·Filed 1992·Granted Oct 5, 1993·29 cites·7 claims
- 0671US5814128AWater management device for gas chromatography sample concentrationOI CORP·Filed 1996·Granted Sep 29, 1998·26 cites·13 claims
- 0770US5948307AHigh pressure relief for microwave digestion vessel assemblyOI CORP·Filed 1997·Granted Sep 7, 1999·33 cites·8 claims
- 0870US4555383AElectrolytic conductivity detectorOI CORP·Filed 1984·Granted Nov 26, 1985·22 cites·8 claims
- 0966US4649124AElectrolytic conductivity detection processOI CORP·Filed 1985·Granted Mar 10, 1987·23 cites·6 claims
- 1061US5795368AMicrotrap sample concentrator and methods of useOI CORP·Filed 1996·Granted Aug 18, 1998·36 cites·65 claims
- 1160US7715010B2Non-dispersive electromagnetic radiation detectorOI CORP·Filed 2008·Granted May 11, 2010·1 cites·21 claims
- 1260US4804846APhotoionization detector for gas chromatographyOI CORP·Filed 1987·Granted Feb 14, 1989·20 cites·24 claims
- 1359US5358557AWater management device for gas chromatography sample concentrationOI CORP·Filed 1993·Granted Oct 25, 1994·15 cites·31 claims
- 1453US7306770B2High temperature combustion tubeOI CORP·Filed 2004·Granted Dec 11, 2007·2 cites·3 claims
- 1551US5528039AMethod and apparatus for linearization of non-dispersive infrared detector responseOI CORP·Filed 1995·Granted Jun 18, 1996·16 cites·5 claims
- 1650US5470380AManagement device for gas chromatography sample concentrationOI CORP·Filed 1994·Granted Nov 28, 1995·10 cites·39 claims
- 1749US5578271ATandem photoionization detector and halogen specific detectorOI CORP·Filed 1995·Granted Nov 26, 1996·19 cites·1 claims
- 1849US2007183929A1Total organic carbon analysisOI CORP·Filed 2006·Application pending·0 cites
- 1948US5261937ASample concentrator filterOI CORP·Filed 1992·Granted Nov 16, 1993·15 cites·8 claims
- 2045US5762314ADiaphragm valve for cryogenic applicationsOI CORP·Filed 1995·Granted Jun 9, 1998·14 cites·17 claims
- 2144US5582633AWater management device for gas chromatography sample concentrationOI CORP·Filed 1995·Granted Dec 10, 1996·7 cites·24 claims
- 2243US10816267B2Smart slideOI CORP·Filed 2017·Granted Oct 27, 2020·0 cites·13 claims
- 2342US7223972B2Stabilization of a magnetic section of a mass spectrometerOI CORP·Filed 2005·Granted May 29, 2007·0 cites·16 claims
- 2442US5337619ARadiant energy sample heating and temperature controlOI CORP·Filed 1992·Granted Aug 16, 1994·14 cites·12 claims
- 2541US2019072534A1Stopped flow with pulsed injection technique for total organic carbon analyzer (toca) using high temperature combustionOI CORP·Filed 2018·Application pending·0 cites
- 2633US11041836B2Catalyst guardOI CORP·Filed 2017·Granted Jun 22, 2021·0 cites·14 claims
- 2729US4917709APermeation pH control systemOI CORP·Filed 1987·Granted Apr 17, 1990·3 cites·16 claims
- 2825US6640654B2Variable split sampler for air monitoringOI CORP·Filed 2002·Granted Nov 4, 2003·0 cites·9 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →