H04N 23/23
From thermal infrared radiation
Official title: from thermal infrared radiation
H04N23/23 (From thermal infrared radiation) appears on 1,372 US grants and 1,413 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,372
- Published applications
- 1,413
- Assignees
- 712
- Inventors
- 2,834
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 7 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 14 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 6 | 0 |
| 1991 | 8 | 0 |
| 1992 | 11 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 10 | 0 |
| 1996 | 15 | 0 |
| 1997 | 16 | 0 |
| 1998 | 17 | 0 |
| 1999 | 15 | 0 |
| 2000 | 18 | 0 |
| 2001 | 8 | 3 |
| 2002 | 9 | 10 |
| 2003 | 8 | 10 |
| 2004 | 15 | 23 |
| 2005 | 9 | 14 |
| 2006 | 18 | 13 |
| 2007 | 15 | 17 |
| 2008 | 7 | 12 |
| 2009 | 13 | 13 |
| 2010 | 18 | 20 |
| 2011 | 11 | 24 |
| 2012 | 17 | 30 |
| 2013 | 21 | 57 |
| 2014 | 31 | 76 |
| 2015 | 37 | 91 |
| 2016 | 67 | 114 |
| 2017 | 93 | 88 |
| 2018 | 105 | 100 |
| 2019 | 79 | 97 |
| 2020 | 110 | 104 |
| 2021 | 87 | 132 |
| 2022 | 84 | 118 |
| 2023 | 84 | 70 |
| 2024 | 97 | 91 |
| 2025 | 78 | 59 |
| 2026 | 48 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for providing a thermal image of a thermal imaging camera with an increased resolution6 Oct 2026US 12,755,347 B2Robert Bosch GmbH
- Using a thermal camera for detection of arthritis6 Oct 2026US 12,755,376 B2Seattle Children's Hospital
- Infrared vision positioning method for concrete pumping liquid level in tube of steel tubular arch bridge8 Sep 2026US 12,729,995 B2Chongqing Jiaotong University
- Broadband camera for flame detection and detection of a thermal image of the scene of the flame25 Aug 2026US 12,720,175 B2LightPath Technologies, Inc.
- Vehicular multi-directional thermal camera system and methods for capturing radiometric thermography data of a target object from a moving vehicle18 Aug 2026US 12,709,223 B1Fast Forward LLC
- Thermal camera lens designwith improved center-field detection range1 Oct 2026US 2026/0303933 A1Microsoft Technology Licensing, LLC
- Cascaded type ii superlattice infrared detector operating at 300 k1 Oct 2026US 2026/0305000 A1Firefly Photonics, LLC
- Modular sensor fusion platform for hydrocarbon storage equipment monitoring24 Sep 2026US 2026/0287460 A1Clean Connect Al, Inc.
- Robotic thermal inspection of photovoltaic modules24 Sep 2026US 2026/0291433 A1
- Thermal imaging camera device3 Sep 2026US 2026/0259083 A1Thermal Imaging Radar, LLC
Most cited
By later US patents
- Head up display with night vision enhancement342US 5,414,439 ADelco Electronics Corporation · 1995
- Spatial light modulator based optical calibration system324US 5,323,002 ATexas Instruments Incorporated · 1994
- Video enhanced night vision goggle301US 6,560,029 B1ITT Manufacturing Enterprises, Inc. · 2003
- Method and apparatus for traffic incident detection287US 6,411,328 B1Southwest Research Institute · 2002
- Apparatus and method for measuring biologic parameters184US 8,328,420 B22012