G01N 2001/241
Bellows
Official title: {Bellows}
G01N2001/241 (Bellows) appears on 12 US grants and 11 published applications in this corpus.
Search patents in G01N- Granted patents
- 12
- Published applications
- 11
- Assignees
- 12
- Inventors
- 34
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sobriety monitoring systems and features related thereto11 Aug 2026US 12,702,324 B2Soberlink Healthcare, LLC
- Analyzing apparatus with a motor and a cam disk and analyzing process using such analyzing apparatus26 May 2026US 12,638,464 B2Dräger Safety AG & Co. KGaA
- Method and apparatus for assessing gas exchange of plants24 Feb 2026US 12,560,584 B2University of Tartu
- Gas measurement device having variable volume22 Apr 2025US 12,281,977 B2National University Corporation Toyohashi University of Technology
- Flow timer for a sampling apparatus5 Jun 2018US 9,989,444 B2Nextteq LLC
- Device for sampling a gas, and gas measuring device for the qualitative or quantitative determination of a component in a breathing gas sample8 Oct 2026US 2026/0309698 A1Dräger Safety AG & Co. KGaA
- Analyzer for measuring a concentration, comprising a valve and a filter12 Mar 2026US 2026/0071939 A1Dräger Safety AG & Co. KGaA
- Sobriety monitoring systems and features related thereto19 Sep 2024US 2024/0306937 A1Soberlink Healthcare, LLC
- Analyzing apparatus with a motor and a cam disk and analyzing process using such analyzing apparatus14 Dec 2023US 2023/0400476 A1Dräger Safety AG & Co. KGaA
- Method and apparatus for assessing gas exchange of plants2 Nov 2023US 2023/0349878 A1University of Tartu
Most cited
By later US patents
- Bellows type hand-operated air sampling pump27US 4,858,478 AMine Safety Appliances Company · 1989
- Gas collecting apparatus8US 6,139,801 AObayashi Corporation · 2000
- Methods and means for detection of dangerous substances5US 5,142,144 AQuantametrics Inc. · 1992
- Apparatus and method of sampling semivolatile compounds5US 7,159,475 B2Honeywell International Inc. · 2007
- Air conveying means for gas analysis test tubes3US 4,574,647 AAuergesellschaft GmbH · 1986