G01N 21/359
Using near infrared light
Official title: using near infrared light
G01N21/359 (Using near infrared light) appears on 1,894 US grants and 2,224 published applications in this corpus.
Search patents in G01N- Granted patents
- 1,894
- Published applications
- 2,224
- Assignees
- 1,286
- Inventors
- 4,869
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 21 | 0 |
| 1994 | 19 | 0 |
| 1995 | 26 | 0 |
| 1996 | 19 | 0 |
| 1997 | 16 | 0 |
| 1998 | 31 | 0 |
| 1999 | 29 | 0 |
| 2000 | 27 | 0 |
| 2001 | 24 | 11 |
| 2002 | 39 | 41 |
| 2003 | 35 | 54 |
| 2004 | 46 | 72 |
| 2005 | 34 | 65 |
| 2006 | 45 | 73 |
| 2007 | 56 | 68 |
| 2008 | 34 | 71 |
| 2009 | 41 | 68 |
| 2010 | 53 | 81 |
| 2011 | 31 | 71 |
| 2012 | 48 | 68 |
| 2013 | 63 | 69 |
| 2014 | 62 | 76 |
| 2015 | 64 | 93 |
| 2016 | 73 | 88 |
| 2017 | 73 | 96 |
| 2018 | 76 | 103 |
| 2019 | 95 | 106 |
| 2020 | 95 | 143 |
| 2021 | 104 | 109 |
| 2022 | 82 | 125 |
| 2023 | 89 | 130 |
| 2024 | 104 | 125 |
| 2025 | 115 | 118 |
| 2026 | 72 | 100 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Time-of-flight measurement on user with cameras and position sensor6 Oct 2026US 12,751,628 B2Omni Medsci, Inc.
- Process for producing thin juice for the production of sugar, process for producing sugar and sugar production plant22 Sep 2026US 12,742,217 B2Pfeifer & Langen IP GmbH
- Spectroscopic detection method for detecting lycopene content in agricultural product22 Sep 2026US 12,742,762 B2Zhejiang Kepler Technology Co., Ltd.
- Spectroscopic apparatus and gas detection apparatus15 Sep 2026US 12,736,467 B2Tamron Co., Ltd.
- Remote sensing system with time-of-flight sensor, active illuminator and light sensing system1 Sep 2026US 12,721,527 B2Omni Medsci, Inc.
- Real-time inline milk analysis system and method8 Oct 2026US 2026/0309622 A1
- Hyperspectral imaging analytical method for determining tobacco components and levels thereof1 Oct 2026US 2026/0298815 A1British American Tobacco (Investments) Limited
- Optical device, light applying method, and service providing method1 Oct 2026US 2026/0299096 A1Japan Cell Co., Ltd.
- Optical device, light applying method, and service providing method1 Oct 2026US 2026/0299097 A1Japan Cell Co., Ltd.
- Optical device, light applying method, and service providing method1 Oct 2026US 2026/0299098 A1Japan Cell Co., Ltd.
Most cited
By later US patents
- Method and apparatus using alternative site glucose determinations to calibrate and maintain noninvasive and implantable analyzers1,598US 6,998,247 B2Sensys Medical, Inc. · 2006
- Multi-wavelength physiological monitor1,017US 7,343,186 B2Masimo Laboratories, Inc. · 2008
- Compact apparatus for noninvasive measurement of glucose through near-infrared spectroscopy946US 7,133,710 B2Sensys Medical, Inc. · 2006
- Instrument for non-invasive measurement of blood glucose848US 5,077,476 AFutrex, Inc. · 1991
- Intelligent system for noninvasive blood analyte prediction806US 6,280,381 B1Instrumentation Metrics, Inc. · 2001