G01N 21/783
For analysing gases
Official title: {for analysing gases}
G01N21/783 (For analysing gases) appears on 472 US grants and 546 published applications in this corpus.
Search patents in G01N- Granted patents
- 472
- Published applications
- 546
- Assignees
- 396
- Inventors
- 1,426
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 10 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 1 |
| 2002 | 5 | 10 |
| 2003 | 6 | 9 |
| 2004 | 5 | 10 |
| 2005 | 1 | 10 |
| 2006 | 5 | 10 |
| 2007 | 6 | 27 |
| 2008 | 4 | 22 |
| 2009 | 8 | 15 |
| 2010 | 14 | 30 |
| 2011 | 18 | 16 |
| 2012 | 18 | 22 |
| 2013 | 20 | 26 |
| 2014 | 23 | 24 |
| 2015 | 15 | 18 |
| 2016 | 24 | 41 |
| 2017 | 16 | 29 |
| 2018 | 26 | 29 |
| 2019 | 28 | 36 |
| 2020 | 25 | 32 |
| 2021 | 17 | 30 |
| 2022 | 27 | 25 |
| 2023 | 20 | 15 |
| 2024 | 8 | 23 |
| 2025 | 15 | 23 |
| 2026 | 10 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rapid testing mechanism and method for respiratory viral pathogens29 Sep 2026US 12,748,100 B2
- Optical detector for detecting gas and suspended matter22 Sep 2026US 12,742,681 B2
- Color gas sensor module comprising optical measurement device16 Jun 2026US 12,656,262 B2Seoul National University R&Db Foundation
- Optical detection chip and optical detection system12 May 2026US 12,625,082 B2The University of Kitakyushu
- Device and process for analysing gas effects in samples28 Apr 2026US 12,613,230 B2Eurac Research
- Meltable color changeable indicators with organic polymer cores and methods of making such meltable indicators and composites thereof1 Oct 2026US 2026/0298832 A1Thermographic Measurements Ltd
- Porous metal complex-containing film, detection element provided with same, and method of producing porous metal complex-containing film6 Aug 2026US 2026/0227331 A1Taiyo Nippon Sanso Corporation
- Wearable optical analyte sensor23 Jul 2026US 2026/0210858 A1Solventum Intellectual Properties Company
- Halogen detection and removal system16 Jul 2026US 2026/0199832 A1Battelle Savannah River Alliance, LLC
- Bubble-resistant fluoropolymer-free sensor membrane, sensor spot containing the sensor membrane, sensor cap containing the sensor spot, and sensor containing the sensor cap18 Jun 2026US 2026/0168932 A1Endress+Hauser Conducta GmbH+Co. KG
Most cited
By later US patents
- Fiber-optic physiological probes732US 4,925,268 AAbbott Laboratories · 1990
- Optical fiber distribution system for an optical fiber sensor292US 4,907,857 AAbbott Laboratories · 1990
- Optical analytical device, waveguide and method124US 4,050,895 AMonsanto Research Corporation · 1977
- Colorimetric indicators for breath, air, gas and vapor analyses and method of manufacture115US 5,834,626 A1998
- Disposable sensor for use in measuring an analyte in a gaseous sample115US 7,220,387 B2Apieron Biosystems Corp. · 2007