G01J 1/44
Electric circuits
Official title: Electric circuits {(for command of an exposure part G03B7/02)}
G01J1/44 (Electric circuits) appears on 3,100 US grants and 3,173 published applications in this corpus.
Search patents in G01J- Granted patents
- 3,100
- Published applications
- 3,173
- Assignees
- 1,349
- Inventors
- 6,107
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 12 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 16 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 17 | 0 |
| 1988 | 17 | 0 |
| 1989 | 22 | 0 |
| 1990 | 23 | 0 |
| 1991 | 30 | 0 |
| 1992 | 20 | 0 |
| 1993 | 26 | 0 |
| 1994 | 12 | 0 |
| 1995 | 16 | 0 |
| 1996 | 14 | 0 |
| 1997 | 9 | 0 |
| 1998 | 20 | 0 |
| 1999 | 15 | 0 |
| 2000 | 8 | 0 |
| 2001 | 14 | 6 |
| 2002 | 29 | 16 |
| 2003 | 10 | 23 |
| 2004 | 20 | 31 |
| 2005 | 21 | 37 |
| 2006 | 29 | 43 |
| 2007 | 31 | 42 |
| 2008 | 33 | 42 |
| 2009 | 43 | 70 |
| 2010 | 44 | 66 |
| 2011 | 32 | 82 |
| 2012 | 58 | 102 |
| 2013 | 83 | 113 |
| 2014 | 112 | 116 |
| 2015 | 108 | 123 |
| 2016 | 128 | 191 |
| 2017 | 158 | 200 |
| 2018 | 192 | 221 |
| 2019 | 213 | 214 |
| 2020 | 219 | 254 |
| 2021 | 224 | 244 |
| 2022 | 215 | 244 |
| 2023 | 203 | 208 |
| 2024 | 258 | 211 |
| 2025 | 163 | 170 |
| 2026 | 118 | 104 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photometric process measurement arrangement and a method for performing a photometric measurement6 Oct 2026US 12,754,066 B2Hach Lange GmbH
- Polarization independent optoelectronic device and method6 Oct 2026US 12,754,067 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Image sensor and electronic device6 Oct 2026US 12,754,070 B2Huawei Technologies Co., Ltd.
- Time-delay gating for high-performance operation of superconducting detectors6 Oct 2026US 12,754,071 B2Quantum Opus, LLC
- Hardware-based sensor analysis6 Oct 2026US 12,756,814 B2Siemens Industry Software Inc.
- Optical Detector Unit, UV Index Sensor, and Method for Multispectral Light Sensing, in particular for determining the UV Index8 Oct 2026US 2026/0309544 A1ams-OSRAM AG
- Light-detecting device and electronic apparatus8 Oct 2026US 2026/0309545 A1Sony Semiconductor Solutions Corporation
- Light detection element1 Oct 2026US 2026/0298706 A1TDK Corporation
- Signal processing circuit and signal processing method24 Sep 2026US 2026/0287687 A1National Institute of Information and Communications Technology
- Optical Detection and Optical Switch Based on Interference between Narrow Beams24 Sep 2026US 2026/0287968 A1
Most cited
By later US patents
- Multiple wavelength light photometer for non-invasive monitoring379US 5,088,493 ASclavo S.p.A. · 1992
- Apparatus and method for measuring blood constituents373US 4,863,265 AMine Safety Appliances Company · 1989
- Vehicle equipment control with semiconductor light sensors341US 6,379,013 B1Gentex Corporation · 2002
- Wireless battery-powered daylight sensor327US 8,451,116 B2Lutron Electronics Co., Inc. · 2013
- Sensor configuration for substantial spacing from a small aperture267US 6,831,268 B2Gentex Corporation · 2004