G01J 5/28
Using photoemissive or photovoltaic cells
Official title: using photoemissive or photovoltaic cells
G01J5/28 (Using photoemissive or photovoltaic cells) appears on 152 US grants and 101 published applications in this corpus.
Search patents in G01J- Granted patents
- 152
- Published applications
- 101
- Assignees
- 116
- Inventors
- 316
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 0 |
| 2005 | 1 | 2 |
| 2006 | 3 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 3 |
| 2014 | 4 | 4 |
| 2015 | 4 | 8 |
| 2016 | 15 | 24 |
| 2017 | 7 | 3 |
| 2018 | 7 | 5 |
| 2019 | 5 | 6 |
| 2020 | 6 | 7 |
| 2021 | 7 | 7 |
| 2022 | 1 | 4 |
| 2023 | 3 | 8 |
| 2024 | 5 | 6 |
| 2025 | 7 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Light irradiation type heat treatment method and heat treatment apparatus10 Mar 2026US 12,571,593 B2SCREEN Holdings Co., Ltd.
- Electromagnetic wave sensor device and display device27 Jan 2026US 12,536,829 B2Sharp Kabushiki Kaisha
- Light detection module and beat spectrometer6 Jan 2026US 12,520,615 B2Hamamatsu Photonics K.K.
- Metasurface element, electron tube, and method for producing electron tube26 Aug 2025US 12,400,821 B2Hamamatsu Photonics K.K.
- Detection device26 Aug 2025US 12,402,468 B2Magnolia White Corporation
- Method and system for detecting cross-sectional temperature field of furnace with single infrared probe25 Jun 2026US 2026/0177322 A1Jiangsu Hanguang Intelligent Technology Co., Ltd.
- Light irradiation type heat treatment method and heat treatment apparatus21 May 2026US 2026/0139903 A1SCREEN Holdings Co., Ltd.
- Detection device30 Oct 2025US 2025/0338706 A1Magnolia White Corporation
- Infrared sensor and manufacturing method for the same5 Jun 2025US 2025/0185386 A1Toppan Inc.
- Linearization of mercury cadmium telluride photodetectors8 May 2025US 2025/0146871 A1Thermo Electron Scientific Instruments LLC
Most cited
By later US patents
- Manganese doped upconversion luminescence nanoparticles136US 7,008,559 B2Nomadics, Inc. · 2006
- Synchronous detection for photoconductive detectors114US 6,064,054 ADiasense, Inc. · 2000
- Non-touch optical detection of vital signs72US 9,508,141 B2Arc Devices, Ltd · 2016
- Temperature measurement with combined photo-luminescent and black body sensing techniques65US 5,183,338 ALuxtron Corporation · 1993
- Uncooled high resolution infrared imaging plane54US 4,754,139 AAerojet-General Corporation · 1988