G01N 2201/0662
Comparing measurements on two or more paths in one sample
G01N2201/0662 (Comparing measurements on two or more paths in one sample) appears on 63 US grants and 68 published applications in this corpus.
Search patents in G01N- Granted patents
- 63
- Published applications
- 68
- Assignees
- 58
- Inventors
- 163
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 3 |
| 2012 | 4 | 2 |
| 2013 | 0 | 4 |
| 2014 | 4 | 3 |
| 2015 | 2 | 3 |
| 2016 | 2 | 3 |
| 2017 | 4 | 2 |
| 2018 | 3 | 5 |
| 2019 | 4 | 7 |
| 2020 | 3 | 3 |
| 2021 | 4 | 5 |
| 2022 | 3 | 1 |
| 2023 | 4 | 6 |
| 2024 | 1 | 4 |
| 2025 | 7 | 8 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for measuring absorption coefficient of a medium1 Sep 2026US 12,723,971 B2Barriq Inc.
- Scanning diffraction based overlay scatterometry25 Aug 2026US 12,716,837 B2KLA Corporation
- Methods, systems, devices, and electronic apparatuses for measuring concentration of water and lipids components16 Dec 2025US 12,498,313 B2Beihang University
- Multi-wavelength ozone concentration sensor and method of use25 Nov 2025US 12,480,869 B2MKS Inc.
- Variable path length absorption spectrometer having automated continuous slope measurement23 Sep 2025US 12,422,356 B2Repligen Corporation
- Retro-reflection measurement method and device13 Aug 2026US 2026/0235512 A1EVERFINE (Shenzhen) Precise Measurement Tech Co., Ltd.
- Spectroscopic system and method for analyzing compounds in bioreactors16 Jul 2026US 2026/0202321 A1
- Method and Apparatus for Measuring Absorption Coefficient of a Medium30 Apr 2026US 2026/0118259 A1Barriq Inc.
- No-ref-signal slope spectroscopic measurement18 Dec 2025US 2025/0383234 A1Repligen Corporation
- Variable path length absorption spectrometer having automated continuous slope measurement11 Dec 2025US 2025/0377293 A1Repligen Corporation
Most cited
By later US patents
- Apparatus for monitoring hematocrit levels of blood149US 5,385,539 AAdvanced Haemotechnologies · 1995
- Spectroscopic method and apparatus for measuring sugar concentrations116US 4,883,953 AKurashiki Boseki Kabushiki Kaisha · 1989
- Method of photometric in vitro determination of the content of an analyte in a sample62US 5,371,020 ARadiometer A/S · 1994
- Spectral analysis apparatus and method45US 4,786,171 AGuided Wave, Inc. · 1988
- Method and apparatus for measuring stable isotopes39US 4,684,805 AGeneral Motors Corporation · 1987