G01N 2201/023
Controlling conditions in casing
G01N2201/023 (Controlling conditions in casing) appears on 228 US grants and 278 published applications in this corpus.
Search patents in G01N- Granted patents
- 228
- Published applications
- 278
- Assignees
- 239
- Inventors
- 788
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 5 |
| 2006 | 4 | 7 |
| 2007 | 2 | 1 |
| 2008 | 0 | 3 |
| 2009 | 4 | 5 |
| 2010 | 3 | 8 |
| 2011 | 2 | 5 |
| 2012 | 7 | 5 |
| 2013 | 6 | 6 |
| 2014 | 5 | 8 |
| 2015 | 5 | 8 |
| 2016 | 9 | 21 |
| 2017 | 14 | 15 |
| 2018 | 12 | 16 |
| 2019 | 18 | 14 |
| 2020 | 7 | 22 |
| 2021 | 13 | 22 |
| 2022 | 23 | 16 |
| 2023 | 15 | 11 |
| 2024 | 13 | 27 |
| 2025 | 14 | 25 |
| 2026 | 20 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Environmental monitoring device using smart phone15 Sep 2026US 12,736,510 B2Deepvisions Co., Ltd.
- LED light source device and biochemical analysis device25 Aug 2026US 12,716,579 B2Hitachi High-Tech Corporation
- Optoelectronic chip25 Aug 2026US 12,716,843 B2Bruker Optics GmbH & Co. KG
- Far-infrared spectroscopic device, and far-infrared spectroscopic method14 Jul 2026US 12,680,953 B2Hitachi High-Tech Corporation
- Gas detector with thermal dissipation30 Jun 2026US 12,669,488 B2Hand Held Products, Inc.
- Portable automatic microscopy systems for rapid detection of multiple types of microplastics17 Sep 2026US 2026/0276545 A1The Hong Kong University of Science and Technology
- Laser vision sensing device10 Sep 2026US 2026/0266741 A1JLT Co.,LTD.
- Analysis device3 Sep 2026US 2026/0259146 A1Hitachi High-Tech Corporation
- Automatic Analysis Apparatus and Method of Adjusting Temperature of Photometer27 Aug 2026US 2026/0251556 A1Hitachi High-Tech Corporation
- Method and device for analyzing samples27 Aug 2026US 2026/0251571 A1Electronics and Telecommunications Research Institute
Most cited
By later US patents
- Spectrometer with combined visible and ultraviolet sample illumination204US 5,040,889 APacific Scientific Company · 1991
- Chemical analyzer118US 4,935,875 AData Chem., Inc. · 1990
- Instrument for quantitative analysis61US 5,223,218 AMeidensha Corporation · 1993
- Gas detectors and gas analyzers utilizing spectral absorption55US 4,746,218 AThe Syconex Corporation · 1988
- Optical pH and gas concentration sensor55US 5,039,492 AMetricor, Inc. · 1991