G01N 5/02
Analysing materials by weighing: by absorbing or adsorbing components of a material
Official title: by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content {(absorption bulbs B01D53/00)}
G01N5/02 (Analysing materials by weighing: by absorbing or adsorbing components of a material) appears on 333 US grants and 388 published applications in this corpus.
Search patents in G01N- Granted patents
- 333
- Published applications
- 388
- Assignees
- 259
- Inventors
- 912
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 3 |
| 2002 | 6 | 8 |
| 2003 | 7 | 5 |
| 2004 | 5 | 8 |
| 2005 | 3 | 8 |
| 2006 | 4 | 11 |
| 2007 | 4 | 9 |
| 2008 | 7 | 11 |
| 2009 | 6 | 16 |
| 2010 | 14 | 27 |
| 2011 | 16 | 17 |
| 2012 | 20 | 11 |
| 2013 | 11 | 14 |
| 2014 | 13 | 17 |
| 2015 | 9 | 13 |
| 2016 | 12 | 11 |
| 2017 | 10 | 13 |
| 2018 | 11 | 29 |
| 2019 | 11 | 16 |
| 2020 | 16 | 29 |
| 2021 | 23 | 25 |
| 2022 | 17 | 28 |
| 2023 | 21 | 17 |
| 2024 | 20 | 19 |
| 2025 | 16 | 16 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Substance detecting system8 Sep 2026US 12,730,048 B2I-PEX Inc.
- Particle measuring apparatus and manufacturing method thereof9 Jun 2026US 12,650,373 B2Daegu Gyeongbuk Institute of Science and Technology
- Apparatus and methods for sensing mass accumulation degradation2 Jun 2026US 12,644,809 B2The United States of America as represented by the Secretary of the Navy
- Microplastic concentration measurement sensor and microplastic concentration measurement system using the same19 May 2026US 12,631,597 B2Korea Electronics Technology Institute
- Load sensor and load detector17 Feb 2026US 12,553,809 B2Tohoku Steel Co., Ltd.
- Device and method for measuring the capacity of diamagnetic porous materials to capture substances dissolved in a liquid medium27 Aug 2026US 2026/0251543 A1Universidad Del Pais Vasco/Euskal Herriko Unibertsitatea
- Sensor element, sensor element manufacturing method, and gas measuring device16 Jul 2026US 2026/0202381 A1TDK Corporation
- Methods and devices for mems based gravimetric particulate matter sensors11 Jun 2026US 2026/0160659 A1Ahram Maangement and Consulting Inc.
- Methods and apparatus for characterization of porous materials7 May 2026US 2026/0126363 A1University of Wyoming
- Polyvinyl alcohol film and preparation method therefor30 Apr 2026US 2026/0117032 A1Anhui Wanwei Advanced Functional Membrane Materials Research Institute Co., Ltd
Most cited
By later US patents
- Thin film resonant chemical sensor with resonant acoustic isolator240US 5,936,150 ARockwell Science Center, Inc. · 1999
- Apparatus for measuring water vapor permeability through sheet materials88US 5,138,870 A1992
- Dew point sensor using mems55US 6,126,311 AClaud S. Gordon Company · 2000
- Method and apparatus for characterizing the barrier properties of members of combinatorial libraries53US 6,684,683 B2General Electric Company · 2004
- Test method for determination of moisture vapor transmission rate43US 4,862,730 AW. L. Gore & Associates, Inc. · 1989