G01J 3/0254
Spectrometers, other than colorimeters, making use of an integrating sphere
Official title: {Spectrometers, other than colorimeters, making use of an integrating sphere}
G01J3/0254 (Spectrometers, other than colorimeters, making use of an integrating sphere) appears on 131 US grants and 152 published applications in this corpus.
Search patents in G01J- Granted patents
- 131
- Published applications
- 152
- Assignees
- 94
- Inventors
- 282
- Latest grant
- 20 Jan 2026
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| 1993 | 1 | 0 |
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| 1998 | 3 | 0 |
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| 2000 | 3 | 0 |
| 2001 | 0 | 3 |
| 2002 | 3 | 4 |
| 2003 | 2 | 1 |
| 2004 | 4 | 5 |
| 2005 | 3 | 4 |
| 2006 | 4 | 9 |
| 2007 | 4 | 6 |
| 2008 | 2 | 3 |
| 2009 | 7 | 7 |
| 2010 | 2 | 7 |
| 2011 | 3 | 8 |
| 2012 | 7 | 5 |
| 2013 | 7 | 4 |
| 2014 | 7 | 6 |
| 2015 | 3 | 7 |
| 2016 | 6 | 5 |
| 2017 | 4 | 10 |
| 2018 | 7 | 6 |
| 2019 | 13 | 15 |
| 2020 | 10 | 10 |
| 2021 | 9 | 8 |
| 2022 | 8 | 2 |
| 2023 | 0 | 5 |
| 2024 | 1 | 2 |
| 2025 | 5 | 5 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrating sphere20 Jan 2026US 12,529,825 B2Yokogawa Electric Corporation
- Integrating sphere photometer spectral response measurement method and system16 Dec 2025US 12,498,265 B2Hangzhou Everfine Photo-E-Info Co., Ltd.
- Integral field spectral imager2 Dec 2025US 12,487,119 B2Nanohmics, Inc.
- Optical analysis system and optical analysis method11 Nov 2025US 12,467,862 B2Mega Crystal Biotechnology Singapore Pte. Ltd.
- Portable biosensor for air sample21 Oct 2025US 12,449,308 B2
- Apparatuses, systems, and methods for led-based hyperspectral imaging6 Aug 2026US 2026/0230690 A1OptoIntel, Inc.
- Accurate calibration for measurement of displays30 Jul 2026US 2026/0219106 A1Novanta Corporation
- Integrating cavity device for volume independent measurements12 Mar 2026US 2026/0071951 A1Marama Labs Limited
- Integral Field Spectral Imager5 Mar 2026US 2026/0063472 A1Nanohmics, Inc.
- Methods and systems for integrating-sphere-assisted resonance synchronous (isars) spectroscopy5 Feb 2026US 2026/0036466 A1Mississippi State University
Most cited
By later US patents
- Manual and automatic probe calibration1,429US 5,758,644 AMasimo Corporation · 1998
- Manual and automatic probe calibration1,177US 6,011,986 AMasimo Corporation · 2000
- Optical probe and positioning wrap1,167US 6,678,543 B2Masimo Corporation · 2004
- Manual and automatic probe calibration1,147US 6,397,091 B2Masimo Corporation · 2002
- Manual and automatic probe calibration1,057US 5,823,950 AMasimo Corporation · 1998