G01J 2001/446
Photodiode
Official title: {Photodiode}
G01J2001/446 (Photodiode) appears on 739 US grants and 823 published applications in this corpus.
Search patents in G01J- Granted patents
- 739
- Published applications
- 823
- Assignees
- 414
- Inventors
- 1,631
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 2 |
| 2012 | 1 | 6 |
| 2013 | 2 | 6 |
| 2014 | 5 | 10 |
| 2015 | 7 | 22 |
| 2016 | 20 | 30 |
| 2017 | 35 | 52 |
| 2018 | 45 | 67 |
| 2019 | 55 | 66 |
| 2020 | 63 | 83 |
| 2021 | 77 | 88 |
| 2022 | 84 | 102 |
| 2023 | 84 | 93 |
| 2024 | 110 | 91 |
| 2025 | 69 | 67 |
| 2026 | 46 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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
- Optical power monitoring in lidar systems and devices22 Sep 2026US 12,742,865 B2Velodyne Lidar USA, Inc.
- Machine vision system and method with multispectral light assembly22 Sep 2026US 12,744,986 B2Cognex Corporation
- 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
- 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
- Integrated optoelectronic modules with transmitter, receiver and beam-combining optics for aligning a beam axis with a collection axis104US 9,157,790 B2Apple Inc. · 2015
- Scanning depth engine78US 9,651,417 B2Apple Inc. · 2017