G01B 11/02
Measuring arrangements characterised by the use of optical techniques: for measuring length
Official title: for measuring length, width or thickness (G01B11/08 takes precedence)
G01B11/02 (Measuring arrangements characterised by the use of optical techniques: for measuring length) appears on 7,285 US grants and 6,893 published applications in this corpus.
Search patents in G01B- Granted patents
- 7,285
- Published applications
- 6,893
- Assignees
- 3,152
- Inventors
- 15,349
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 37 | 0 |
| 1977 | 43 | 0 |
| 1978 | 39 | 0 |
| 1979 | 38 | 0 |
| 1980 | 48 | 0 |
| 1981 | 56 | 0 |
| 1982 | 38 | 0 |
| 1983 | 51 | 0 |
| 1984 | 41 | 0 |
| 1985 | 59 | 0 |
| 1986 | 46 | 0 |
| 1987 | 85 | 0 |
| 1988 | 61 | 0 |
| 1989 | 67 | 0 |
| 1990 | 69 | 0 |
| 1991 | 63 | 0 |
| 1992 | 56 | 0 |
| 1993 | 67 | 0 |
| 1994 | 89 | 0 |
| 1995 | 87 | 0 |
| 1996 | 61 | 0 |
| 1997 | 74 | 0 |
| 1998 | 101 | 0 |
| 1999 | 104 | 0 |
| 2000 | 106 | 0 |
| 2001 | 94 | 27 |
| 2002 | 96 | 113 |
| 2003 | 114 | 121 |
| 2004 | 127 | 151 |
| 2005 | 123 | 157 |
| 2006 | 136 | 142 |
| 2007 | 135 | 151 |
| 2008 | 134 | 139 |
| 2009 | 129 | 184 |
| 2010 | 138 | 220 |
| 2011 | 108 | 181 |
| 2012 | 150 | 251 |
| 2013 | 153 | 245 |
| 2014 | 207 | 277 |
| 2015 | 241 | 279 |
| 2016 | 248 | 308 |
| 2017 | 293 | 318 |
| 2018 | 282 | 410 |
| 2019 | 405 | 469 |
| 2020 | 408 | 445 |
| 2021 | 347 | 499 |
| 2022 | 384 | 439 |
| 2023 | 307 | 421 |
| 2024 | 374 | 377 |
| 2025 | 354 | 290 |
| 2026 | 212 | 279 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01B 11/06For measuring thickness3,688
- G01B 11/026By measuring distance between sensor and object1,249
- G01B 11/022By means of tv-camera scanning473
- G01B 11/04Specially adapted for measuring length or width of objects while moving458
- G01B 11/03By measuring coordinates of points339
- G01B 11/024By means of diode-array scanning308
- G01B 11/028By measuring lateral position of a boundary of the object265
Recent patents
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- Dimension estimation device, dimension estimation method and dimension estimation program6 Oct 2026US 12,755,412 B2NTT, Inc.
- System for measuring optical pulse time-of-flight8 Oct 2026US 2026/0309480 A1Korea Advanced Institute of Science and Technology
- Device for measuring the flatness of a surface or the thickness of a flat glass panel8 Oct 2026US 2026/0309481 A1
- Hot end glass container thickness evaluation8 Oct 2026US 2026/0309482 A1Owens-Brockway Glass Container Inc.
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- Coating system and calibration method thereof8 Oct 2026US 2026/0309488 A1Contemporary Amperex Technology Co., Limited
Most cited
By later US patents
- Methods and apparatus for forward-directed optical scanning instruments1,184US 6,485,413 B1The General Hospital Corporation · 2002
- Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope1,079US 6,134,003 AMassachusetts Institute of Technology · 2000
- Fiber optic needle probes for optical coherence tomography imaging722US 6,564,087 B1Massachusetts Institute of Technology · 2003
- Fiber optic imaging endoscope interferometer with at least one faraday rotator710US 6,501,551 B1Massachusetts Institute of Technology · 2002
- Indicia reading terminal having spatial measurement functionality610US 7,726,575 B2Hand Held Products, Inc. · 2010