G01N 21/645
Specially adapted constructive features of fluorimeters
Official title: {Specially adapted constructive features of fluorimeters}
G01N21/645 (Specially adapted constructive features of fluorimeters) appears on 8,671 US grants and 11,136 published applications in this corpus.
Search patents in G01N- Granted patents
- 8,671
- Published applications
- 11,136
- Assignees
- 3,452
- Inventors
- 18,184
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 13 | 0 |
| 1985 | 10 | 0 |
| 1986 | 18 | 0 |
| 1987 | 23 | 0 |
| 1988 | 20 | 0 |
| 1989 | 34 | 0 |
| 1990 | 18 | 0 |
| 1991 | 29 | 0 |
| 1992 | 40 | 0 |
| 1993 | 34 | 0 |
| 1994 | 38 | 0 |
| 1995 | 36 | 0 |
| 1996 | 64 | 0 |
| 1997 | 45 | 0 |
| 1998 | 69 | 0 |
| 1999 | 68 | 0 |
| 2000 | 80 | 0 |
| 2001 | 112 | 44 |
| 2002 | 126 | 208 |
| 2003 | 144 | 218 |
| 2004 | 121 | 286 |
| 2005 | 150 | 337 |
| 2006 | 176 | 368 |
| 2007 | 219 | 323 |
| 2008 | 204 | 363 |
| 2009 | 232 | 416 |
| 2010 | 249 | 402 |
| 2011 | 259 | 412 |
| 2012 | 304 | 445 |
| 2013 | 307 | 429 |
| 2014 | 325 | 452 |
| 2015 | 314 | 439 |
| 2016 | 380 | 477 |
| 2017 | 402 | 517 |
| 2018 | 422 | 521 |
| 2019 | 463 | 553 |
| 2020 | 477 | 621 |
| 2021 | 451 | 672 |
| 2022 | 478 | 654 |
| 2023 | 422 | 586 |
| 2024 | 487 | 574 |
| 2025 | 470 | 457 |
| 2026 | 283 | 362 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01N 21/6456Spatial resolved fluorescence measurements4,490
- G01N 21/6452Individual samples arranged in a regular 2d-array2,087
- G01N 2021/6463OpticsIndexing code1,217
- G01N 21/648Using evanescent coupling or surface plasmon coupling for the excitation of fluorescence1,117
- G01N 2021/6484Optical fibresIndexing code737
- G01N 2021/6482Sample cells, cuvettesIndexing code631
Recent patents
- 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.
- Devices and methods for direct-sampling analog time-resolved detection6 Oct 2026US 12,754,136 B2TissueVision, Inc.
- Photo-triggered nucleic acid constructs and methods for molecular detection6 Oct 2026US 12,754,137 B2InSilixa, Inc.
- Microscopy imaging29 Sep 2026US 12,748,128 B2Alentic Microscience 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.
- Method for suppressing variation in light emission intensity of background in photoluminescence measurement, and evaluation method for semiconductor substrate8 Oct 2026US 2026/0309625 A1Kwansei Gakuin Educational Foundation
- Ultrabright fluorescent nanoconstructs as universal enhancers8 Oct 2026US 2026/0309701 A1Washington University
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
- 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
- System for detecting injection holding material1,074US 6,943,348 B1Masimo Corporation · 2005