G01J 3/04
Slit arrangements slit adjustment
Official title: Slit arrangements {slit adjustment}
G01J3/04 (Slit arrangements slit adjustment) appears on 340 US grants and 277 published applications in this corpus.
Search patents in G01J- Granted patents
- 340
- Published applications
- 277
- Assignees
- 223
- Inventors
- 699
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 7 | 4 |
| 2003 | 7 | 5 |
| 2004 | 4 | 13 |
| 2005 | 7 | 14 |
| 2006 | 13 | 8 |
| 2007 | 15 | 14 |
| 2008 | 7 | 13 |
| 2009 | 9 | 13 |
| 2010 | 6 | 13 |
| 2011 | 15 | 4 |
| 2012 | 6 | 11 |
| 2013 | 9 | 12 |
| 2014 | 22 | 9 |
| 2015 | 11 | 12 |
| 2016 | 8 | 7 |
| 2017 | 11 | 15 |
| 2018 | 16 | 17 |
| 2019 | 18 | 21 |
| 2020 | 20 | 15 |
| 2021 | 10 | 7 |
| 2022 | 12 | 13 |
| 2023 | 4 | 10 |
| 2024 | 11 | 5 |
| 2025 | 13 | 17 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Light detection device14 Jul 2026US 12,680,873 B2Hitachi High-Tech Corporation
- Auto-focus spectrometer9 Jun 2026US 12,650,338 B2Zolix Analytical Instruments Co., Ltd.
- Ultrathin micro-spectrometer and method of manufacturing the same31 Mar 2026US 12,590,838 B2Korea Advanced Institute of Science and Technology
- Integrated chirped-grating spectrometer-on-a-chip17 Feb 2026US 12,553,771 B2
- Image pickup apparatus, measuring apparatus, and article manufacturing method27 Jan 2026US 12,535,355 B2Canon Kabushiki Kaisha
- Spectrometer with adjustable sensitivity13 Aug 2026US 2026/0235443 A1Avantes B.V.
- Spectroscopic analysis device and spectroscopic analysis method23 Jul 2026US 2026/0210763 A1Horiba, Ltd.
- Photodiode array spectrometer calibration14 May 2026US 2026/0133071 A1Waters Technologies Corporation
- Miniature spectrometer30 Apr 2026US 2026/0118173 A1LightMachinery Inc.
- Integrated chirped-grating spectrometer-on-a-chip15 Jan 2026US 2026/0016336 A1UNM Rainforest Innovations
Most cited
By later US patents
- Spectrometer for the simultaneous measurement of intensity in various spectral regions161US 4,993,834 AFried. Krupp Gesellschaft mit beschrankter Haftung · 1991
- Apparatus for determining optical characteristics of an object117US 5,745,229 ALJ Laboratories, L.L.C. · 1998
- Spectrophotometer106US 4,687,329 AAbbott Laboratories · 1987
- Apparatus for measuring optical characteristics of a substrate and pigments applied thereto105US 6,373,573 B1LJ Laboratories, L.L.C. · 2002
- Portable instant display and analysis reflectance spectrometer96US 4,560,275 ACalifornia Institute of Technology · 1985