G01J 3/505
Measuring the colour produced by lighting fixtures other than screens, monitors, displays
Official title: {measuring the colour produced by lighting fixtures other than screens, monitors, displays or CRTs}
G01J3/505 (Measuring the colour produced by lighting fixtures other than screens, monitors, displays) appears on 176 US grants and 212 published applications in this corpus.
Search patents in G01J- Granted patents
- 176
- Published applications
- 212
- Assignees
- 137
- Inventors
- 433
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 4 | 2 |
| 2010 | 1 | 8 |
| 2011 | 0 | 7 |
| 2012 | 2 | 11 |
| 2013 | 10 | 10 |
| 2014 | 11 | 17 |
| 2015 | 7 | 22 |
| 2016 | 15 | 16 |
| 2017 | 12 | 17 |
| 2018 | 19 | 17 |
| 2019 | 21 | 13 |
| 2020 | 13 | 8 |
| 2021 | 10 | 17 |
| 2022 | 16 | 10 |
| 2023 | 7 | 11 |
| 2024 | 8 | 8 |
| 2025 | 12 | 12 |
| 2026 | 6 | 0 |
By publication year. 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
- System and method for color sensor characterization, calibration and threshold-setting28 Apr 2026US 12,613,134 B2Covidien LP
- Light sensor7 Apr 2026US 12,596,033 B2Nix Sensor Ltd.
- Compensation of optical alignment issues for sectored-view multi-spectral optical sensors24 Mar 2026US 12,584,791 B2ams Sensors Germany GmbH
- System for testing light sources3 Feb 2026US 12,540,845 B2Teradyne, Inc.
- Display device13 Nov 2025US 2025/0347561 A1Samsung Display Co., Ltd.
- Color sensing device and optimization method thereof6 Nov 2025US 2025/0341420 A1Lite-On Technology Corporation
- Optical system6 Nov 2025US 2025/0341421 A1Viavi Solutions Inc.
- System for testing light sources11 Sep 2025US 2025/0283754 A1Teradyne, Inc.
- Display light measuring apparatus, light measuring method, and recording medium28 Aug 2025US 2025/0271305 A1Konica Minolta, Inc.
Most cited
By later US patents
- System for automatic color calibration156US 6,459,425 B12002
- System for distributing and controlling color reproduction at multiple sites93US 7,075,643 B2Rah Color Technologies LLC · 2006
- Classifier hierarchies for traffic light and traffic indicator detection60US 9,442,487 B1Google Inc. · 2016
- Optical feedback system with improved accuracy55US 7,482,567 B2Koninklijke Philips Electronics N. V. · 2009
- Emitter module for an LED illumination device42US 10,161,786 B2Lutron Ketra, LLC · 2018