G01N 2201/123
Conversion circuit
G01N2201/123 (Conversion circuit) appears on 30 US grants and 40 published applications in this corpus.
Search patents in G01N- Granted patents
- 30
- Published applications
- 40
- Assignees
- 51
- Inventors
- 114
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 4 |
| 2019 | 0 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 4 |
| 2023 | 1 | 8 |
| 2024 | 4 | 1 |
| 2025 | 3 | 4 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sensor device to mitigate the effects of unwanted signals made in optical measurements of biological properties26 May 2026US 12,635,894 B2Biobeat Technologies Ltd.
- Fluid testing system5 May 2026US 12,618,774 B2Instrumentation Laboratory Company
- Dust sensor24 Mar 2026US 12,584,856 B2Gwanak Analog CO., LTD.
- Apparatus for estimating concentration of biomarker, and electronic device including the same3 Feb 2026US 12,540,901 B2Arizona Board of Regents on behalf of Arizona State University
- Reflectivity measurement apparatus and method of measuring reflectivity therefor29 Jul 2025US 12,372,464 B2Melexis Technologies SA
- Fluid testing system10 Sep 2026US 2026/0266718 A1Instrumentation Laboratory Company
- Spectrometer and method for detecting a spectrum20 Aug 2026US 2026/0243673 A1
- Device for sensing water quality25 Jun 2026US 2026/0177481 A1LG Electronics Inc.
- Light-Based Diagnostic System for Simultaneous Visible and Fluorescence Diagnostics11 Jun 2026US 2026/0160690 A1Innofiber LLC
- Methods And Systems For Dynamic Range Enhancement Of Fluorescence Detectors28 May 2026US 2026/0146947 A1
Most cited
By later US patents
- Chemical analyzer118US 4,935,875 AData Chem., Inc. · 1990
- Method and system for (trace) gas analysis37US 5,002,391 AMutek-Laser und optoelectronische Gerate GmbH · 1991
- Smoke opacity meter34US 4,544,273 AParticulate Instruments · 1985
- Portable spectrophotometric instrument having vial holder and light integrator27US 5,013,155 AChemetrics, Inc. · 1991
- Dual beam multichannel spectrophotometer with a unique logarithmic data converter17US 4,848,904 AApplied Biosystems, LLC · 1989