G01J 3/465
Taking into account the colour perception of the eye
Official title: {taking into account the colour perception of the eye; using tristimulus detection}
G01J3/465 (Taking into account the colour perception of the eye) appears on 363 US grants and 299 published applications in this corpus.
Search patents in G01J- Granted patents
- 363
- Published applications
- 299
- Assignees
- 221
- Inventors
- 694
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 0 |
| 2002 | 5 | 8 |
| 2003 | 4 | 14 |
| 2004 | 8 | 6 |
| 2005 | 6 | 10 |
| 2006 | 12 | 28 |
| 2007 | 7 | 6 |
| 2008 | 13 | 17 |
| 2009 | 13 | 8 |
| 2010 | 10 | 14 |
| 2011 | 11 | 11 |
| 2012 | 11 | 9 |
| 2013 | 19 | 15 |
| 2014 | 12 | 17 |
| 2015 | 15 | 16 |
| 2016 | 6 | 14 |
| 2017 | 7 | 13 |
| 2018 | 18 | 7 |
| 2019 | 17 | 17 |
| 2020 | 19 | 18 |
| 2021 | 18 | 14 |
| 2022 | 10 | 9 |
| 2023 | 11 | 11 |
| 2024 | 9 | 10 |
| 2025 | 7 | 6 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time6 Oct 2026US 12,757,304 B2Lutron Technology Company LLC
- Apparatus, system, and control method for measuring LED panel31 Mar 2026US 12,591,991 B2Samsung Electronics Co., Ltd.
- Remote color matching devices and system10 Feb 2026US 12,547,045 B2
- Color sensor and color sensing device3 Feb 2026US 12,540,854 B2Lite-On Singapore Pte. Ltd.
- Multichannel color sensor30 Dec 2025US 12,510,409 B2ams Sensors Germany GmbH
- Color sensor and color sensing device using the same7 May 2026US 2026/0126323 A1Lite-On Singapore Pte. Ltd.
- System and method for measuring the color of an area of a sample6 Nov 2025US 2025/0341419 A1Fyla Laser, S. L.
- Color sensing device and optimization method thereof6 Nov 2025US 2025/0341420 A1Lite-On Technology Corporation
- System, robot and method for measuring the color of an area of a sample or of a vehicle's part30 Oct 2025US 2025/0334510 A1Fyla Laser, S. L.
- Optical filter, method of manufacturing optical filter, optical filter unit, method of manufacturing optical filter unit, and optical measurement apparatus28 Aug 2025US 2025/0271604 A1Konica Minolta, Inc.
Most cited
By later US patents
- LED luminaire with electrically adjusted color balance using photodetector435US 6,495,964 B1Koninklijke Philips Electronics N. V. · 2002
- Colorimeter and calibration system293US 5,272,518 AHewlett-Packard Company · 1993
- Spectral imaging system207US 6,690,466 B2Cambridge Research & Instrumentation, Inc. · 2004
- Method and apparatus for determining the appearance of an object166US 6,008,905 ADeus Ex Machina Inc. · 1999
- Tristimulus colorimeter for use in the fabrication of artificial teeth159US 3,986,777 AWeber Dental Mfg. Co., Div. of Sterndent Corporation · 1976