G01B 11/25
By projecting a pattern
Official title: by projecting a pattern, e.g. {one or more lines,} moiré fringes on the object (G01B11/255 takes precedence {; image analysis for depth or shape recovery G06T7/50})
G01B11/25 (By projecting a pattern) appears on 3,904 US grants and 4,493 published applications in this corpus.
Search patents in G01B- Granted patents
- 3,904
- Published applications
- 4,493
- Assignees
- 1,667
- Inventors
- 7,457
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 22 | 0 |
| 1988 | 12 | 0 |
| 1989 | 11 | 0 |
| 1990 | 14 | 0 |
| 1991 | 12 | 0 |
| 1992 | 14 | 0 |
| 1993 | 10 | 0 |
| 1994 | 16 | 0 |
| 1995 | 13 | 0 |
| 1996 | 14 | 0 |
| 1997 | 16 | 0 |
| 1998 | 16 | 0 |
| 1999 | 14 | 0 |
| 2000 | 27 | 0 |
| 2001 | 19 | 9 |
| 2002 | 27 | 49 |
| 2003 | 42 | 63 |
| 2004 | 39 | 72 |
| 2005 | 47 | 64 |
| 2006 | 52 | 69 |
| 2007 | 52 | 80 |
| 2008 | 67 | 91 |
| 2009 | 64 | 97 |
| 2010 | 69 | 126 |
| 2011 | 67 | 104 |
| 2012 | 87 | 127 |
| 2013 | 92 | 168 |
| 2014 | 106 | 214 |
| 2015 | 176 | 239 |
| 2016 | 181 | 229 |
| 2017 | 200 | 258 |
| 2018 | 240 | 274 |
| 2019 | 283 | 374 |
| 2020 | 347 | 396 |
| 2021 | 340 | 344 |
| 2022 | 263 | 294 |
| 2023 | 230 | 252 |
| 2024 | 235 | 207 |
| 2025 | 203 | 174 |
| 2026 | 112 | 119 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01B 11/2513With several lines being projected in more than one direction1,280
- G01B 11/2518Projection by scanning of the object1,096
- G01B 11/2545With one projection direction and several detection directions456
- G01B 11/254Projection of a pattern, viewing through a pattern303
- G01B 11/2504Calibration devices218
- G01B 11/2509Color coding169
- G01B 11/2536Using several gratings with variable grating pitch, projected on the object with130
- G01B 11/2531Using several gratings, projected with variable angle of incidence on the object87
Recent patents
- Scanning device with geometric patterns for camera calibration6 Oct 2026US 12,751,644 B2Aetrex, Inc.
- Optical displacement meter6 Oct 2026US 12,754,014 B2Keyence Corporation
- Precision structured-light scanner15 Sep 2026US 12,736,332 B2CLAROPTIC CO., Ltd.
- Depth data measurement head, depth data computing device, and corresponding method15 Sep 2026US 12,737,905 B2Nanjing Percipio Technology Limited
- Collimating array for an optical sensing device8 Sep 2026US 12,729,956 B2Spectricity
- Optical displacement meter8 Oct 2026US 2026/0309485 A1Keyence Corporation
- Imaging system for imaging a scene comprising one or more objects with transparent surfaces1 Oct 2026US 2026/0298623 A1Zivid AS
- Measuring of surface deformations on glass surfaces1 Oct 2026US 2026/0298838 A1Viprotron GmbH
- Generating and projecting a pseudo-random optical pattern of dots24 Sep 2026US 2026/0287335 A1NIL Technology ApS
- Shape inspection method for inspection-target object24 Sep 2026US 2026/0287336 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Indicia reading terminal having spatial measurement functionality610US 7,726,575 B2Hand Held Products, Inc. · 2010
- Methods and systems for real-time structured light depth extraction and endoscope using real-time structured light depth extraction607US 6,503,195 B1The University of North Carolina at Chapel Hill · 2003
- System for measuring objects in three dimensions584US 4,935,635 A1990
- Process of making artificial teeth559US 4,964,770 A1990
- Creating 3D images of objects by illuminating with infrared patterns508US 7,430,312 B2GestureTek, Inc. · 2008