G01N 1/26
With provision for intake from several spaces
Official title: with provision for intake from several spaces
G01N1/26 (With provision for intake from several spaces) appears on 260 US grants and 235 published applications in this corpus.
Search patents in G01N- Granted patents
- 260
- Published applications
- 235
- Assignees
- 194
- Inventors
- 534
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 0 |
| 2002 | 5 | 6 |
| 2003 | 5 | 6 |
| 2004 | 2 | 7 |
| 2005 | 9 | 5 |
| 2006 | 5 | 9 |
| 2007 | 6 | 10 |
| 2008 | 6 | 8 |
| 2009 | 1 | 4 |
| 2010 | 1 | 10 |
| 2011 | 5 | 6 |
| 2012 | 8 | 6 |
| 2013 | 8 | 11 |
| 2014 | 8 | 11 |
| 2015 | 7 | 12 |
| 2016 | 6 | 16 |
| 2017 | 8 | 11 |
| 2018 | 15 | 11 |
| 2019 | 11 | 9 |
| 2020 | 13 | 10 |
| 2021 | 7 | 9 |
| 2022 | 7 | 18 |
| 2023 | 12 | 14 |
| 2024 | 11 | 11 |
| 2025 | 14 | 8 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas monitoring system and method(s) of use16 Jun 2026US 12,656,205 B2
- Multipoint gas input switching26 May 2026US 12,638,367 B2EcoTec Solutions, Inc.
- Aspirating pathogen detection system24 Mar 2026US 12,584,825 B2Kidde Fire Protection, LLC
- System and method for characterizing, monitoring, and detecting bioaerosol presence and movement in an indoor environment3 Feb 2026US 12,540,933 B2Poppy Health, Inc.
- System and method for characterizing, monitoring, and detecting bioaerosol presence and movement in an indoor environment2 Dec 2025US 12,487,247 B2Poppy Health, Inc.
- Multipoint gas input switching24 Sep 2026US 2026/0287479 A1EcoTec Solutions, Inc.
- Gas leak detection in outside environments27 Aug 2026US 2026/0251537 A1Chevron U.S.A.Inc.
- Online measurement system and method for gas flux of gas-liquid interface13 Aug 2026US 2026/0235484 A1China Three Gorges Corporation
- Station and method for measuring airborne molecular contamination14 May 2026US 2026/0133169 A1Pfeiffer Vacuum GmbH
- Multi-zone smoke detector for vehicle and fire extinguishing system including the same7 May 2026US 2026/0126352 A1Hyundai Motor Company
Most cited
By later US patents
- Probe for taking gas samples and heat measurements in a shaft furnace485US 5,108,192 APaul Wurth S. A. · 1992
- Air quality monitoring systems and methods168US 7,302,313 B2Aircuity, Inc. · 2007
- Multipoint air sampling system having common sensors to provide blended air quality parameter information for monitoring and building control134US 8,147,302 B2Aircuity, Inc. · 2012
- Airborne particulate112US 5,553,507 ARupprecht & Patashnick Company, Inc. · 1996
- Air pump for particle sensing using regenerative fan, and associated methods97US 6,167,107 AParticle Measuring Systems, Inc. · 2000