G01N 15/0205
By optical means
Official title: by optical means
G01N15/0205 (By optical means) appears on 2,234 US grants and 2,366 published applications in this corpus.
Search patents in G01N- Granted patents
- 2,234
- Published applications
- 2,366
- Assignees
- 1,321
- Inventors
- 5,315
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 10 | 0 |
| 1980 | 6 | 0 |
| 1981 | 13 | 0 |
| 1982 | 7 | 0 |
| 1983 | 10 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 12 | 0 |
| 1987 | 23 | 0 |
| 1988 | 26 | 0 |
| 1989 | 25 | 0 |
| 1990 | 23 | 0 |
| 1991 | 27 | 0 |
| 1992 | 28 | 0 |
| 1993 | 18 | 0 |
| 1994 | 24 | 0 |
| 1995 | 18 | 0 |
| 1996 | 21 | 0 |
| 1997 | 22 | 0 |
| 1998 | 27 | 0 |
| 1999 | 22 | 0 |
| 2000 | 35 | 0 |
| 2001 | 25 | 8 |
| 2002 | 36 | 40 |
| 2003 | 43 | 48 |
| 2004 | 39 | 54 |
| 2005 | 26 | 41 |
| 2006 | 34 | 31 |
| 2007 | 40 | 36 |
| 2008 | 25 | 50 |
| 2009 | 32 | 50 |
| 2010 | 34 | 48 |
| 2011 | 33 | 40 |
| 2012 | 33 | 47 |
| 2013 | 40 | 44 |
| 2014 | 61 | 61 |
| 2015 | 40 | 66 |
| 2016 | 49 | 80 |
| 2017 | 67 | 115 |
| 2018 | 96 | 133 |
| 2019 | 119 | 155 |
| 2020 | 137 | 170 |
| 2021 | 138 | 213 |
| 2022 | 125 | 209 |
| 2023 | 130 | 160 |
| 2024 | 150 | 193 |
| 2025 | 166 | 144 |
| 2026 | 87 | 130 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Corrosion estimation method and device6 Oct 2026US 12,754,117 B2NTT, Inc.
- Particle analysis device6 Oct 2026US 12,754,118 B2Horiba, Ltd.
- Automatic analyzer and method for optically analyzing a biological sample6 Oct 2026US 12,754,119 B2Siemens Healthcare Diagnostics Inc.
- Systems and methods for real-time analysis of inhaled particles29 Sep 2026US 12,748,029 B2Pneumax S.P.A.
- Apparatus to measure electrophoretic mobility29 Sep 2026US 12,748,030 B2Wyatt Technology Corporation
- Slurry monitoring device, cmp system and method of in-line monitoring a slurry8 Oct 2026US 2026/0307205 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Method for particle size analysis of bed material sediment and related device8 Oct 2026US 2026/0309609 A1China Three Gorges University
- Particle characterization system8 Oct 2026US 2026/0309610 A1Universite De Geneve
- Metrology platform methods and systems for particulate assessment1 Oct 2026US 2026/0298791 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Light detection systems for small particle detection and methods of use thereof1 Oct 2026US 2026/0298795 A1
Most cited
By later US patents
- Increasing the sensitivity of an in-situ particle monitor559US 6,125,789 AAPPLIED Materials.Inc. · 2000
- Flow-injection analysis and variable-flow light-scattering methods and apparatus for characterizing polymers317US 6,175,409 B1Symyx Technologies, Inc. · 2001
- Apparatus and method for homogeneous immunoassay253US 4,537,861 A1985
- Non-invasive method and low-coherence apparatus system analysis and process control245US 6,738,144 B1University of Central Florida · 2004
- Method and apparatus for dry particle analysis230US 5,579,107 AHoriba Instruments, Inc. · 1996