G01N 21/62
Systems in which the material investigated is excited whereby it emits light
Official title: Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
G01N21/62 (Systems in which the material investigated is excited whereby it emits light) appears on 19,537 US grants and 24,473 published applications in this corpus.
Search patents in G01N- Granted patents
- 19,537
- Published applications
- 24,473
- Assignees
- 7,175
- Inventors
- 41,790
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 37 | 0 |
| 1978 | 35 | 0 |
| 1979 | 31 | 0 |
| 1980 | 41 | 0 |
| 1981 | 40 | 0 |
| 1982 | 27 | 0 |
| 1983 | 38 | 0 |
| 1984 | 42 | 0 |
| 1985 | 60 | 0 |
| 1986 | 70 | 0 |
| 1987 | 88 | 0 |
| 1988 | 77 | 0 |
| 1989 | 107 | 0 |
| 1990 | 92 | 0 |
| 1991 | 129 | 0 |
| 1992 | 134 | 0 |
| 1993 | 121 | 0 |
| 1994 | 133 | 0 |
| 1995 | 133 | 0 |
| 1996 | 147 | 0 |
| 1997 | 126 | 0 |
| 1998 | 182 | 0 |
| 1999 | 178 | 0 |
| 2000 | 181 | 0 |
| 2001 | 203 | 80 |
| 2002 | 233 | 333 |
| 2003 | 293 | 439 |
| 2004 | 284 | 553 |
| 2005 | 266 | 629 |
| 2006 | 338 | 708 |
| 2007 | 392 | 654 |
| 2008 | 412 | 737 |
| 2009 | 445 | 808 |
| 2010 | 509 | 846 |
| 2011 | 517 | 821 |
| 2012 | 603 | 999 |
| 2013 | 648 | 1117 |
| 2014 | 772 | 1091 |
| 2015 | 821 | 1136 |
| 2016 | 868 | 1113 |
| 2017 | 957 | 1171 |
| 2018 | 951 | 1191 |
| 2019 | 1047 | 1250 |
| 2020 | 1076 | 1412 |
| 2021 | 982 | 1470 |
| 2022 | 1022 | 1389 |
| 2023 | 923 | 1275 |
| 2024 | 1011 | 1309 |
| 2025 | 1043 | 1089 |
| 2026 | 636 | 853 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Microstructure and molecular detection method6 Oct 2026US 12,752,270 B2Korea University Research and Business Foundation
- Sequencing systems including a base unit and removable cartridge6 Oct 2026US 12,752,272 B2EGI Tech (Qing Dao) Co., Limited
- Sequencing systems and methods utilizing curved imaging paths on rotating substrates6 Oct 2026US 12,753,434 B2MGI Tech Co., Ltd.
- Methods for compact multi-color flow cytometers having compact detection modules6 Oct 2026US 12,754,128 B2Cytek Biosciences, Inc.
- Etendue-preserving Raman sampling optics6 Oct 2026US 12,754,130 B2Endress+Hauser Optical Analysis, Inc.
- Sensor having an active surface8 Oct 2026US 2026/0307074 A1Illumina, Inc.
- Fluorescence detector for microfluidic diagnostic system8 Oct 2026US 2026/0307078 A1HandyLab, Inc.
- Integrated device for nucleic acid extraction, amplification and detection8 Oct 2026US 2026/0307079 A1Hefei Dahui Gene Technology Co., Ltd
- Sorter devices, detection systems of sorter devices, and related methods8 Oct 2026US 2026/0307110 A1Cimbria S.r.l.
- Continuous scanning optical assembly and method of use thereof8 Oct 2026US 2026/0309624 A1Truvian Sciences, Inc.
Most cited
By later US patents
- Large scale photolithographic solid phase synthesis of polypeptides and receptor binding screening thereof1,998US 5,143,854 AAffymax Technologies N.V. · 1992
- Array of oligonucleotides on a solid substrate1,585US 5,445,934 AAffymax Technologies N.V. · 1995
- Photoluminescent silica-based sensors and methods of use1,435US 8,084,001 B2Cornell Research Foundation, Inc. · 2011
- Arrays of materials attached to a substrate1,410US 5,744,305 AAffymetrix, Inc. · 1998
- Method and devices for laser induced fluorescence attenuation spectroscopy1,152US 6,124,597 ACedars-Sinai Medical Center · 2000