G01J 2001/4446
Type of detector
Official title: {Type of detector}
G01J2001/4446 (Type of detector) appears on 1,023 US grants and 1,082 published applications in this corpus.
Search patents in G01J- Granted patents
- 1,023
- Published applications
- 1,082
- Assignees
- 541
- Inventors
- 2,201
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 8 | 0 |
| 1991 | 13 | 0 |
| 1992 | 9 | 0 |
| 1993 | 13 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 3 |
| 2012 | 1 | 6 |
| 2013 | 3 | 11 |
| 2014 | 7 | 15 |
| 2015 | 11 | 33 |
| 2016 | 27 | 48 |
| 2017 | 55 | 63 |
| 2018 | 60 | 93 |
| 2019 | 81 | 92 |
| 2020 | 93 | 116 |
| 2021 | 105 | 114 |
| 2022 | 105 | 132 |
| 2023 | 105 | 114 |
| 2024 | 136 | 110 |
| 2025 | 87 | 83 |
| 2026 | 56 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image sensor and electronic device6 Oct 2026US 12,754,070 B2Huawei Technologies Co., Ltd.
- Optical sensor29 Sep 2026US 12,747,982 B2Lite-On Singapore Pte. Ltd.
- Light sensor29 Sep 2026US 12,748,196 B2STMicroelectronics (Alps) SAS
- Photodetection device and photodetection system22 Sep 2026US 12,742,640 B2Sony Semiconductor Solutions Corporation
- All-optical epsilon-near-zero enabled streak camera22 Sep 2026US 12,742,677 B2Purdue Research Foundation
- Photoelectric conversion device24 Sep 2026US 2026/0292366 A1Canon Kabushiki Kaisha
- Detection device17 Sep 2026US 2026/0276442 A1Magnolia White Corporation
- Photodetector and electronic apparatus17 Sep 2026US 2026/0282586 A1Sony Semiconductor Solutions Corporation
- Methods and apparatus for implementing single capacitor constant gain difference amplifier and semi autonomous self-reset event pixel10 Sep 2026US 2026/0266658 A1
- Single photon avalanche diode based event-based vision sensor3 Sep 2026US 2026/0259080 A1Pixart Imaging Inc.
Most cited
By later US patents
- Multiple wavelength light photometer for non-invasive monitoring379US 5,088,493 ASclavo S.p.A. · 1992
- Spectrometer apparatus254US 5,166,755 A1992
- Active short-wave infrared four-dimensional camera167US 10,007,001 B1Luminar Technologies, Inc. · 2018
- Spectrometer for the simultaneous measurement of intensity in various spectral regions161US 4,993,834 AFried. Krupp Gesellschaft mit beschrankter Haftung · 1991
- Light measuring device135US 4,465,370 AMinolta Camera Kabushiki Kaisha · 1984