H10F 30/20
The devices having potential barriers
Official title: the devices having potential barriers, e.g. phototransistors
H10F30/20 (The devices having potential barriers) appears on 7,219 US grants and 7,283 published applications in this corpus.
Search patents in H10F- Granted patents
- 7,219
- Published applications
- 7,283
- Assignees
- 2,000
- Inventors
- 11,944
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 34 | 0 |
| 1978 | 32 | 0 |
| 1979 | 27 | 0 |
| 1980 | 37 | 0 |
| 1981 | 23 | 0 |
| 1982 | 32 | 0 |
| 1983 | 32 | 0 |
| 1984 | 35 | 0 |
| 1985 | 43 | 0 |
| 1986 | 48 | 0 |
| 1987 | 53 | 0 |
| 1988 | 68 | 0 |
| 1989 | 75 | 0 |
| 1990 | 80 | 0 |
| 1991 | 92 | 0 |
| 1992 | 71 | 0 |
| 1993 | 53 | 0 |
| 1994 | 68 | 0 |
| 1995 | 58 | 0 |
| 1996 | 61 | 0 |
| 1997 | 66 | 0 |
| 1998 | 74 | 0 |
| 1999 | 63 | 0 |
| 2000 | 73 | 0 |
| 2001 | 76 | 28 |
| 2002 | 105 | 126 |
| 2003 | 106 | 132 |
| 2004 | 126 | 129 |
| 2005 | 83 | 185 |
| 2006 | 138 | 183 |
| 2007 | 124 | 184 |
| 2008 | 95 | 165 |
| 2009 | 122 | 222 |
| 2010 | 176 | 268 |
| 2011 | 180 | 269 |
| 2012 | 195 | 239 |
| 2013 | 225 | 244 |
| 2014 | 287 | 266 |
| 2015 | 278 | 303 |
| 2016 | 264 | 304 |
| 2017 | 307 | 329 |
| 2018 | 306 | 385 |
| 2019 | 372 | 462 |
| 2020 | 402 | 481 |
| 2021 | 353 | 468 |
| 2022 | 370 | 508 |
| 2023 | 349 | 417 |
| 2024 | 337 | 435 |
| 2025 | 324 | 329 |
| 2026 | 185 | 222 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Low-power photonic demodulator6 Oct 2026US 12,757,502 B2The Hong Kong University of Science and Technology
- Solar blind solid state gallium containing photodiode device and related method29 Sep 2026US 12,751,096 B2Palomino Laboratories, Inc.
- Enhanced dual-band night vision system29 Sep 2026US 12,751,106 B2SRI International
- Systems, methods, and media for generating digital images using low bit depth image sensor data22 Sep 2026US 12,743,747 B2Wisconsin Alumni Research Foundation
- Sensing device and fabricating method of the same22 Sep 2026US 12,745,479 B2AUO Corporation
- Integrated chip and method of manufacturing the same8 Oct 2026US 2026/0314085 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Sensor manufacturing method and sensor8 Oct 2026US 2026/0314086 A1The Hong Kong University of Science and Technology
- Image sensor and electronic apparatus including the image sensor8 Oct 2026US 2026/0314087 A1Samsung Electronics Co., Ltd.
- Photodetection device and electronic apparatus8 Oct 2026US 2026/0314090 A1Sony Semiconductor Solutions Corporation
- Doping free connection structures and methods8 Oct 2026US 2026/0314361 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Sensor and image pickup device3,937US 7,453,065 B2Canon Kabushiki Kaisha · 2008
- Wavelength selective photodetector536US 5,726,440 ASpire Corporation · 1998
- Semiconductor P-I-N detector531US 6,255,708 B12001
- Enhanced visible near-infrared photodiode and non-invasive physiological sensor524US 10,383,520 B2Masimo Semiconductor, Inc. · 2019
- Distance image sensor380US 7,436,496 B2National University Corporation Shizuoka University · 2008