G01N 31/20
Investigating or analysing non-biological materials by the use of the chemical methods
Official title: using microanalysis, e.g. drop reaction
G01N31/20 (Investigating or analysing non-biological materials by the use of the chemical methods) appears on 13 US grants and 8 published applications in this corpus.
Search patents in G01N- Granted patents
- 13
- Published applications
- 8
- Assignees
- 12
- Inventors
- 38
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reducing member, analysis device, and analysis method22 Sep 2026US 12,742,757 B2Bl Tec K.K.
- Liquid crystal emulsions stabilized by nanoparticles14 Apr 2026US 12,601,722 B2University of Puerto Rico
- Microfluidic detection unit and fluid detection method2 Apr 2024US 11,944,970 B2Instant Nanobiosensors, Inc.
- Temperature control of chemical detection system3 Mar 2020US 10,578,578 B2Life Technologies Corporation
- Telematic locomotive microfluidic analysis22 Aug 2017US 9,739,763 B2Trimble Inc.
- Reducing member, analysis device, and analysis method14 Nov 2024US 2024/0377372 A1Bl Tec K.K.
- Liquid crystal emulsions stabilized by nanoparticles16 Mar 2023US 2023/0083183 A1University of Puerto Rico
- Microfluidic detection unit and fluid detection method19 Aug 2021US 2021/0252502 A1Instant Nanobiosensors, Inc.
- Temperature control of chemical detection system2 Mar 2017US 2017/0059516 A1Life Technologies Corporation
- Telematic locomotive microfluidic analysis22 Nov 2012US 2012/0296517 A1Trimble Inc.
Most cited
By later US patents
- Microtest plates210US 4,154,795 ADynatech Holdings Limited · 1979
- Microtiter plate103US 4,735,778 AKureha Kagaku Kohyo Kabushiki Kaisha · 1988
- Method and device (analysis machine) for simultaneous performance of a number of analyses, especially microanalyses, of standard type on chemical objects34US 3,932,131 AMonega Anstalt · 1976
- Reagent unit intended for microanalyses of standard type and device and method for its production17US 4,062,652 A1977
- Microtitration unit4US 6,225,079 B1Gist-Brocades N. V. · 2001