G01J 1/10
Photometry: by comparison with reference light or electric value provisionally void
Official title: by comparison with reference light or electric value {provisionally void}
G01J1/10 (Photometry: by comparison with reference light or electric value provisionally void) appears on 1,359 US grants and 1,181 published applications in this corpus.
Search patents in G01J- Granted patents
- 1,359
- Published applications
- 1,181
- Assignees
- 825
- Inventors
- 2,840
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 14 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 14 | 0 |
| 1986 | 14 | 0 |
| 1987 | 19 | 0 |
| 1988 | 17 | 0 |
| 1989 | 22 | 0 |
| 1990 | 17 | 0 |
| 1991 | 24 | 0 |
| 1992 | 22 | 0 |
| 1993 | 19 | 0 |
| 1994 | 11 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 8 | 0 |
| 1999 | 16 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 5 |
| 2002 | 14 | 18 |
| 2003 | 21 | 24 |
| 2004 | 27 | 30 |
| 2005 | 23 | 37 |
| 2006 | 31 | 57 |
| 2007 | 27 | 37 |
| 2008 | 44 | 56 |
| 2009 | 41 | 68 |
| 2010 | 40 | 64 |
| 2011 | 38 | 62 |
| 2012 | 55 | 41 |
| 2013 | 56 | 60 |
| 2014 | 60 | 60 |
| 2015 | 49 | 67 |
| 2016 | 63 | 50 |
| 2017 | 47 | 62 |
| 2018 | 63 | 69 |
| 2019 | 66 | 69 |
| 2020 | 55 | 51 |
| 2021 | 54 | 49 |
| 2022 | 56 | 52 |
| 2023 | 35 | 32 |
| 2024 | 36 | 25 |
| 2025 | 27 | 20 |
| 2026 | 12 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time6 Oct 2026US 12,757,304 B2Lutron Technology Company LLC
- Optical concentration measuring device and signal processor29 Sep 2026US 12,747,983 B2Asahi Kasei Microdevices Corporation
- Endpoint detection in low open area and/or high aspect ratio etch applications22 Sep 2026US 12,745,608 B2APPLIED Materials.Inc.
- Controllers for optically switchable devices18 Aug 2026US 12,710,678 B2View Operating Corporation
- Light source correction method for low-light detection28 Jul 2026US 12,693,153 B2Hubei Zhouhui Automotive Technology Co., Ltd.
- Method and apparatus for an adaptable vehicle light fixture8 Oct 2026US 2026/0313768 A1Nacho LED LLC
- Adjustment method, adjustment system and laser beam unit30 Jul 2026US 2026/0219104 A1TRUMPF Lasersystems for Semiconductor Manufacturing GmbH
- System for real-time measurement of photochemical production systems23 Jul 2026US 2026/0210842 A1Colorado State University Research Foundation
- Light wavefront measurement device and light wavefront correction device16 Jul 2026US 2026/0205197 A1SCREEN Holdings Co., Ltd.
- Fallback mechanism for auto white balancing9 Jul 2026US 2026/0197561 A1NVIDIA Corporation
Most cited
By later US patents
- Methods and devices for detecting intensity of light with translucent detector471US 10,750,984 B2Cercacor Laboratories, Inc. · 2020
- Optical sensor package and method of making same436US 6,130,448 AGentex Corporation · 2000
- LED luminaire with electrically adjusted color balance using photodetector435US 6,495,964 B1Koninklijke Philips Electronics N. V. · 2002
- Multi-wavelength oximeter having a means for disregarding a poor signal414US 4,714,341 AMinolta Camera Kabushiki Kaisha · 1987
- Multiple wavelength light photometer for non-invasive monitoring379US 5,088,493 ASclavo S.p.A. · 1992