G01N 33/0006
Calibrating gas analysers
Official title: {Calibrating gas analysers}
G01N33/0006 (Calibrating gas analysers) appears on 858 US grants and 825 published applications in this corpus.
Search patents in G01N- Granted patents
- 858
- Published applications
- 825
- Assignees
- 552
- Inventors
- 2,023
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 7 | 0 |
| 1978 | 4 | 0 |
| 1979 | 9 | 0 |
| 1980 | 2 | 0 |
| 1981 | 12 | 0 |
| 1982 | 8 | 0 |
| 1983 | 9 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 12 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 16 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 13 | 0 |
| 1997 | 12 | 0 |
| 1998 | 11 | 0 |
| 1999 | 10 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 4 |
| 2002 | 13 | 6 |
| 2003 | 13 | 14 |
| 2004 | 10 | 13 |
| 2005 | 9 | 13 |
| 2006 | 10 | 24 |
| 2007 | 11 | 7 |
| 2008 | 7 | 16 |
| 2009 | 6 | 15 |
| 2010 | 18 | 10 |
| 2011 | 9 | 13 |
| 2012 | 10 | 13 |
| 2013 | 8 | 28 |
| 2014 | 10 | 41 |
| 2015 | 33 | 53 |
| 2016 | 41 | 50 |
| 2017 | 25 | 45 |
| 2018 | 41 | 47 |
| 2019 | 45 | 42 |
| 2020 | 50 | 61 |
| 2021 | 49 | 66 |
| 2022 | 43 | 56 |
| 2023 | 48 | 49 |
| 2024 | 48 | 59 |
| 2025 | 45 | 38 |
| 2026 | 25 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gas leakage detection apparatus, gas leakage detection system, gas leakage detection method, and non-transitory computer readable medium22 Sep 2026US 12,742,761 B2Asahi Kasei Microdevices Corporation
- Calibration fluid comprising pyrogallol for the calibration of blood gas, electrolyte, and/or metabolite instrument oxygen sensor(s)8 Sep 2026US 12,730,098 B2Siemens Healthcare Diagnostics Inc.
- Laboratory on location test system for accreditation of breathing air quality14 Jul 2026US 12,678,781 B2Industrial Technologies and Services, LLC
- Gas sensor dynamic environmental compensation using auto-calibration method7 Jul 2026US 12,674,788 B2Honeywell International Inc.
- Apparatus for measuring odor2 Jun 2026US 12,644,872 B2Hyundai Motor Company
- Gas analyzer27 Aug 2026US 2026/0251558 A1Yokogawa Electric Corporation
- System and method to auto calibrate and auto baseline a pollutant gas detector27 Aug 2026US 2026/0251627 A1Qube Technologies Inc.
- Apparatus and method for analyzing and managing hydrogen quality20 Aug 2026US 2026/0243737 A1Hyundai Motor Company
- Method for determining a modified operating strategy for a plurality of similar gas sensors, and method for operating a gas sensor13 Aug 2026US 2026/0235567 A1
- Calibration system and method for a gas detector30 Jul 2026US 2026/0219248 A1Life Safety Distribution AG
Most cited
By later US patents
- Docking station for environmental monitoring instruments106US 6,442,639 B1Industrial Scientific Corporation · 2002
- Olfatory sensor identification system and method98US 5,675,070 ANCR Corporation · 1997
- Method for calibrating a sensor for measuring concentration of odors94US 6,672,129 B1MicroFab Technologies, Inc. · 2004
- Respiratory gas analysis instrument having improved volume calibration method and apparatus87US 4,448,058 ASensormedics Corporation · 1984
- System and method for high-sensitivity sensor85US 7,623,028 B22009