G01J 5/34
Using capacitors
Official title: using capacitors, e.g. pyroelectric capacitors
G01J5/34 (Using capacitors) appears on 574 US grants and 382 published applications in this corpus.
Search patents in G01J- Granted patents
- 574
- Published applications
- 382
- Assignees
- 274
- Inventors
- 1,041
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 8 | 0 |
| 1984 | 11 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 9 | 0 |
| 1988 | 11 | 0 |
| 1989 | 13 | 0 |
| 1990 | 17 | 0 |
| 1991 | 12 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 11 | 0 |
| 1995 | 12 | 0 |
| 1996 | 19 | 0 |
| 1997 | 17 | 0 |
| 1998 | 22 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 1 |
| 2002 | 11 | 8 |
| 2003 | 5 | 5 |
| 2004 | 5 | 7 |
| 2005 | 1 | 5 |
| 2006 | 7 | 4 |
| 2007 | 3 | 12 |
| 2008 | 2 | 7 |
| 2009 | 7 | 10 |
| 2010 | 7 | 8 |
| 2011 | 6 | 25 |
| 2012 | 3 | 27 |
| 2013 | 18 | 34 |
| 2014 | 26 | 23 |
| 2015 | 32 | 24 |
| 2016 | 26 | 26 |
| 2017 | 26 | 17 |
| 2018 | 10 | 14 |
| 2019 | 19 | 27 |
| 2020 | 16 | 16 |
| 2021 | 25 | 22 |
| 2022 | 15 | 19 |
| 2023 | 15 | 12 |
| 2024 | 11 | 8 |
| 2025 | 10 | 12 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Passive pyroelectric infrared sensor with sensor elements on a single crystal4 Aug 2026US 12,699,007 B2Excelitas Technologies Singapore Pte. Ltd.
- Detection sensor7 Jul 2026US 12,674,708 B2Hosiden Corporation
- Absorber, a detector comprising the absorber, and a method of fabricating the absorber12 May 2026US 12,628,560 B2University of the West of Scotland
- Miniaturized stereoscopic thermal sensor for an automatic counting device17 Mar 2026US 12,578,228 B2Kiomda
- Passive infrared sensor occupancy detector, microcontroller and methods of operation3 Mar 2026US 12,566,091 B2Texas Instruments Incorporated
- Infrared sensing system24 Sep 2026US 2026/0287438 A1Kinpo Electronics, Inc.
- Human body detection device16 Jul 2026US 2026/0202251 A1Panasonic Corporation
- Systems and methods for managing electrical and internal combustion vehicles9 Jul 2026US 2026/0196129 A1
- Films and devices for photon upconversion of infrared light2 Jul 2026US 2026/0185878 A1Massachusetts Institute of Technology
- Electromagnetic wave detector and electromagnetic wave detector array18 Jun 2026US 2026/0168848 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Integrated IR, visible and NIR sensor and methods of fabricating same325US 5,808,350 ARaytheon Company · 1998
- Infrared electronic thermometer and method for measuring temperature209US 4,797,840 AThermoscan Inc. · 1989
- Multifunction occupancy sensor161US 5,764,146 AHubbell Incorporated · 1998
- Infrared imager using room temperature capacitance sensor142US 5,965,886 ASarnoff Corporation · 1999
- Thermal imaging system with a monolithic focal plane array and method109US 5,512,748 ATexas Instruments Incorporated · 1996