G01N 2201/12
Circuits of general importance
Official title: Circuits of general importance; Signal processing
G01N2201/12 (Circuits of general importance) appears on 3,206 US grants and 3,972 published applications in this corpus.
Search patents in G01N- Granted patents
- 3,206
- Published applications
- 3,972
- Assignees
- 1,948
- Inventors
- 8,676
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 9 | 0 |
| 1986 | 14 | 0 |
| 1987 | 23 | 0 |
| 1988 | 20 | 0 |
| 1989 | 31 | 0 |
| 1990 | 23 | 0 |
| 1991 | 31 | 0 |
| 1992 | 29 | 0 |
| 1993 | 41 | 0 |
| 1994 | 36 | 0 |
| 1995 | 15 | 0 |
| 1996 | 17 | 0 |
| 1997 | 9 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 2 |
| 2002 | 9 | 17 |
| 2003 | 14 | 16 |
| 2004 | 15 | 33 |
| 2005 | 23 | 45 |
| 2006 | 20 | 60 |
| 2007 | 36 | 55 |
| 2008 | 44 | 65 |
| 2009 | 30 | 51 |
| 2010 | 52 | 86 |
| 2011 | 41 | 78 |
| 2012 | 53 | 70 |
| 2013 | 53 | 97 |
| 2014 | 59 | 104 |
| 2015 | 84 | 275 |
| 2016 | 176 | 350 |
| 2017 | 225 | 341 |
| 2018 | 280 | 233 |
| 2019 | 283 | 230 |
| 2020 | 239 | 230 |
| 2021 | 186 | 236 |
| 2022 | 164 | 224 |
| 2023 | 184 | 293 |
| 2024 | 201 | 313 |
| 2025 | 230 | 256 |
| 2026 | 156 | 212 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01N 2201/129Using chemometrical methodsIndexing code960
- G01N 2201/127CalibrationIndexing code704
- G01N 2201/121Correction signalsIndexing code376
- G01N 2201/124SensitivityIndexing code175
- G01N 2201/126Microprocessor processingIndexing code174
- G01N 2201/122Kinetic analysisIndexing code89
- G01N 2201/128Alternating sample and standard or reference part in one pathIndexing code74
- G01N 2201/13Standards, constitutionIndexing code72
All 10 subgroupsShow fewer
Recent patents
- Time-of-flight measurement on user with cameras and position sensor6 Oct 2026US 12,751,628 B2Omni Medsci, Inc.
- Tilt and focusing adjustment for consistent gem imaging6 Oct 2026US 12,754,140 B2Gemological Institute of America, Inc. (GIA)
- Aerosol sensor and an integrated optical component thereof29 Sep 2026US 12,748,055 B2Honeywell International Inc.
- Pulsed illumination in a hyperspectral, fluorescence and laser mapping imaging system29 Sep 2026US 12,748,209 B2Cilag GmbH International
- Method, computer program, and data processing unit for creating at least one correction value for correcting fluorescence intensities in a fluorescence image, and optical observation system22 Sep 2026US 12,740,686 B2Carl Zeiss Meditec AG
- Estimating element content in molten material at openings of metallurgical vessels8 Oct 2026US 2026/0309629 A1Paul Wurth S. A.
- Estimating element content in molten material at openings of metallurgical vessels8 Oct 2026US 2026/0309630 A1Paul Wurth S. A.
- Temperature-specific performance deviation correction apparatus and correction method for photosensor detecting nephelometric turbidity units1 Oct 2026US 2026/0297831 A1LG Electronics Inc.
- Fire classification based flame detection1 Oct 2026US 2026/0298712 A1
- Nature-derived and nature-inspired structural color for quantitative assessment of material microstructure1 Oct 2026US 2026/0298806 A1The Regents of the University of California
Most cited
By later US patents
- Implantable sensor and system for in vivo measurement and control of fluid constituent levels1,362US 6,049,727 AAnimas Corporation · 2000
- Multivariate analysis of green to ultraviolet spectra of cell and tissue samples1,063US 7,289,835 B2Masimo Laboratories, Inc. · 2007
- Multi-wavelength physiological monitor1,017US 7,343,186 B2Masimo Laboratories, Inc. · 2008
- Systems and methods for in vitro and in vivo imaging of cells on a substrate841US 9,274,095 B2Doheny Eye Institute · 2016
- Signal processing method and apparatus721US 5,379,238 A1995