H04N 23/681
Motion detection
Official title: {Motion detection}
H04N23/681 (Motion detection) appears on 4,771 US grants and 5,163 published applications in this corpus.
Search patents in H04N- Granted patents
- 4,771
- Published applications
- 5,163
- Assignees
- 889
- Inventors
- 6,781
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 13 | 0 |
| 1992 | 15 | 0 |
| 1993 | 20 | 0 |
| 1994 | 18 | 0 |
| 1995 | 29 | 0 |
| 1996 | 34 | 0 |
| 1997 | 36 | 0 |
| 1998 | 44 | 0 |
| 1999 | 45 | 0 |
| 2000 | 36 | 0 |
| 2001 | 15 | 8 |
| 2002 | 27 | 31 |
| 2003 | 14 | 28 |
| 2004 | 29 | 44 |
| 2005 | 17 | 74 |
| 2006 | 29 | 99 |
| 2007 | 29 | 149 |
| 2008 | 59 | 124 |
| 2009 | 94 | 142 |
| 2010 | 135 | 122 |
| 2011 | 121 | 164 |
| 2012 | 140 | 176 |
| 2013 | 162 | 206 |
| 2014 | 189 | 207 |
| 2015 | 211 | 276 |
| 2016 | 225 | 303 |
| 2017 | 316 | 383 |
| 2018 | 308 | 307 |
| 2019 | 366 | 361 |
| 2020 | 363 | 379 |
| 2021 | 331 | 311 |
| 2022 | 318 | 288 |
| 2023 | 267 | 343 |
| 2024 | 255 | 254 |
| 2025 | 266 | 198 |
| 2026 | 167 | 186 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System, method, and apparatus for tracking and labeling surgery tools6 Oct 2026US 12,751,777 B1Digital Surgery Systems, Inc.
- Apparatus, method for apparatus, and storage medium6 Oct 2026US 12,756,931 B2Canon Kabushiki Kaisha
- Security robot having image stabilization function29 Sep 2026US 12,746,696 B2Seorobotics Co., Ltd.
- Camera actuator, lens transfer apparatus, and camera apparatus comprising same29 Sep 2026US 12,750,572 B2LG Innotek Co., Ltd.
- Medical visualisation system and method for video stabilisation in such a system29 Sep 2026US 12,750,584 B2Carl Zeiss Meditec AG
- Airborne high-precision imaging system and method for single-photon unmanned aerial vehicles8 Oct 2026US 2026/0309869 A1Anhui University
- Information processing apparatus, information processing method, and program8 Oct 2026US 2026/0310210 A1Sony Group Corporation
- Mobile apparatus and information processing method8 Oct 2026US 2026/0313233 A1Sony Group Corporation
- Imaging apparatus8 Oct 2026US 2026/0313234 A1Panasonic Intellectual Property Management Co., Ltd.
- Imaging unit and image pickup apparatus8 Oct 2026US 2026/0313235 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Mobile computing device with improved image preview functionality487US 8,988,578 B2Honeywell International Inc. · 2015
- Wide dynamic range optical sensor372US 6,008,486 AGentex Corporation · 1999
- Camera apparatus with movably supported lens barrel345US 4,731,669 AMatsushita Electric Industrial Co., Ltd. · 1988
- Capturing and rendering high dynamic range images344US 8,760,537 B2Apple Inc. · 2014
- Camera device for moving body301US 5,523,811 ACanon Kabushiki Kaisha · 1996