G01N 2021/8887
Based on image processing techniques
Official title: {based on image processing techniques}
G01N2021/8887 (Based on image processing techniques) appears on 902 US grants and 1,067 published applications in this corpus.
Search patents in G01N- Granted patents
- 902
- Published applications
- 1,067
- Assignees
- 664
- Inventors
- 2,956
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 6 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 21 | 0 |
| 1991 | 17 | 0 |
| 1992 | 12 | 0 |
| 1993 | 14 | 0 |
| 1994 | 21 | 0 |
| 1995 | 10 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 5 |
| 2003 | 3 | 4 |
| 2004 | 3 | 9 |
| 2005 | 3 | 7 |
| 2006 | 8 | 5 |
| 2007 | 4 | 7 |
| 2008 | 6 | 11 |
| 2009 | 5 | 9 |
| 2010 | 7 | 4 |
| 2011 | 8 | 10 |
| 2012 | 9 | 7 |
| 2013 | 5 | 10 |
| 2014 | 5 | 13 |
| 2015 | 8 | 18 |
| 2016 | 15 | 30 |
| 2017 | 27 | 28 |
| 2018 | 27 | 64 |
| 2019 | 47 | 72 |
| 2020 | 70 | 109 |
| 2021 | 60 | 114 |
| 2022 | 69 | 125 |
| 2023 | 81 | 94 |
| 2024 | 107 | 118 |
| 2025 | 100 | 110 |
| 2026 | 86 | 84 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Deterioration estimation system, deterioration estimation method, and recording medium6 Oct 2026US 12,754,141 B2NEC Corporation
- Gas turbine engine drone inspection system6 Oct 2026US 12,754,546 B2Rtx Corporation
- Vision inspection apparatus and vision inspection method6 Oct 2026US 12,755,365 B2
- Method and apparatus for determining deformations on an object6 Oct 2026US 12,755,425 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Optical measurement device for inspection of discontinuities in aerostructures29 Sep 2026US 12,748,052 B2Spirit AeroSystems, Inc.
- Weld seam detection method and apparatus, electronic device, and storage medium8 Oct 2026US 2026/0307180 A1Contemporary Amperex Technology Co., Limited
- Systems and methods for rope evaluation8 Oct 2026US 2026/0309639 A1Scope Computer Vision Technologies Corp
- Surface inspection tool for transfer tools and methods of using the same8 Oct 2026US 2026/0309645 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Apparatus and method for inspecting object1 Oct 2026US 2026/0298835 A1Samsung SDI.Co., Ltd.
- Method and device for determining a level of contamination of a surface1 Oct 2026US 2026/0298837 A1Airbus Operations GmbH
Most cited
By later US patents
- Method and apparatus for inspection of specular, three-dimensional features125US 5,058,178 AAT&T Bell Laboratories · 1991
- Defect judgement method107US 5,268,968 AHajime Industries Ltd. · 1993
- Method and system of coregistrating optical coherence tomography (OCT) with other clinical tests106US 7,593,559 B2Duke University · 2009
- Video inspection system employing multiple spectrum LED illumination99US 5,365,084 APressco Technology Inc. · 1994
- Fiber optic solder joint inspection system87US 4,876,455 AWestinghouse Electric Corp. · 1989