G01J 3/36
Investigating two or more bands of a spectrum by separate detectors
G01J3/36 (Investigating two or more bands of a spectrum by separate detectors) appears on 1,265 US grants and 1,329 published applications in this corpus.
Search patents in G01J- Granted patents
- 1,265
- Published applications
- 1,329
- Assignees
- 636
- Inventors
- 2,381
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 10 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 12 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 3 |
| 2002 | 6 | 18 |
| 2003 | 7 | 24 |
| 2004 | 20 | 22 |
| 2005 | 16 | 47 |
| 2006 | 32 | 53 |
| 2007 | 43 | 43 |
| 2008 | 48 | 56 |
| 2009 | 50 | 38 |
| 2010 | 34 | 47 |
| 2011 | 35 | 43 |
| 2012 | 36 | 49 |
| 2013 | 36 | 54 |
| 2014 | 44 | 53 |
| 2015 | 55 | 65 |
| 2016 | 64 | 62 |
| 2017 | 55 | 79 |
| 2018 | 68 | 85 |
| 2019 | 80 | 74 |
| 2020 | 72 | 88 |
| 2021 | 76 | 74 |
| 2022 | 72 | 77 |
| 2023 | 60 | 59 |
| 2024 | 53 | 56 |
| 2025 | 52 | 36 |
| 2026 | 29 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Light detecting system and light detecting method for flow cytometer18 Aug 2026US 12,710,351 B2Beckman Coulter Biotechnology (Suzhou) Co., Ltd.
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- Spectrometry device, and spectrometry method1 Oct 2026US 2026/0298710 A1Hamamatsu Photonics K.K.
- Divided-aperture infra-red spectral imaging system for chemical detection3 Sep 2026US 2026/0259081 A1Rebellion Photonics, Inc.
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- Hyperspectral imaging method and system using a flock of sensors20 Aug 2026US 2026/0245363 A1Ramot at Tel-Aviv University Ltd.
- Light detection device, film thickness measurement device, semiconductor process monitoring device, and noise detection method20 Aug 2026US 2026/0247046 A1Hamamatsu Photonics K.K.
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