G01N 21/66
Electrically excited
Official title: electrically excited, e.g. electroluminescence
G01N21/66 (Electrically excited) appears on 784 US grants and 757 published applications in this corpus.
Search patents in G01N- Granted patents
- 784
- Published applications
- 757
- Assignees
- 493
- Inventors
- 1,816
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 9 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 11 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 9 | 0 |
| 1995 | 8 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 15 | 0 |
| 2000 | 18 | 0 |
| 2001 | 12 | 8 |
| 2002 | 15 | 14 |
| 2003 | 22 | 19 |
| 2004 | 24 | 26 |
| 2005 | 15 | 35 |
| 2006 | 20 | 24 |
| 2007 | 17 | 23 |
| 2008 | 16 | 23 |
| 2009 | 15 | 36 |
| 2010 | 24 | 26 |
| 2011 | 18 | 29 |
| 2012 | 21 | 26 |
| 2013 | 19 | 35 |
| 2014 | 30 | 30 |
| 2015 | 32 | 42 |
| 2016 | 23 | 20 |
| 2017 | 40 | 39 |
| 2018 | 30 | 44 |
| 2019 | 34 | 24 |
| 2020 | 34 | 45 |
| 2021 | 23 | 38 |
| 2022 | 24 | 48 |
| 2023 | 21 | 30 |
| 2024 | 34 | 32 |
| 2025 | 37 | 28 |
| 2026 | 16 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods, compositions, and kits for assay signal amplification11 Aug 2026US 12,704,459 B2Meso Scale Technologies, LLC.
- Circuit adaptive zero-voltage switching control method based on switch transistor electroluminescence, electroluminescence detection circuit, and assembly structure thereof11 Aug 2026US 12,704,463 B2Nanjing Efficient Power for Intelligent Computing Technologies Co. Ltd.
- Apparatus and method for sensing RF signals from RF plasma processing equipment30 Jun 2026US 12,669,440 B2APPLIED Materials.Inc.
- Scattering microscopy16 Jun 2026US 12,656,252 B2Oxford University Innovation Limited
- Global bio-surveillance and response system16 Jun 2026US 12,658,326 B2Meso Scale Technologies, LLC.
- Apparatus and method for sensing rf signals from rf plasma processing equipment8 Oct 2026US 2026/0309628 A1APPLIED Materials.Inc.
- Electrochemiluminescent labeled probes for use in immunoassay methods, methods using such and kits comprising same10 Sep 2026US 2026/0266808 A1Meso Scale Technologies, LLC.
- Monitoring wellbore fluids using metal ions from tracers27 Aug 2026US 2026/0251059 A1Halliburton Energy Services.Inc.
- Emission spectroscopic analysis method for sb in metal material, method for measuring sb concentration in molten steel during refining, and method for manufacturing steel material20 Aug 2026US 2026/0243688 A1Jfe Steel Corporation
- Electrochemical cell devices and methods of manufacturing13 Aug 2026US 2026/0235549 A1Meso Scale Technologies, LLC.
Most cited
By later US patents
- Multi-array, multi-specific electrochemiluminescence testing575US 6,066,448 AMeso Sclae Technologies, LLC. · 2000
- Silicon-based sleeve devices for chemical reactions516US 5,589,136 AThe Regents of the University of California · 1996
- Plasma processing system and apparatus and a sample processing method269US 6,755,932 B2Hitachi, Ltd. · 2004
- Multi-array, multi-specific electrochemiluminescence testing252US 6,207,369 B1Meso Scale Technologies, LLC. · 2001
- Multi-pixel methods and apparatus for analysis of defect information from test structures on semiconductor devices229US 6,771,806 B1KLA-Tencor Corporation · 2004