G01B 11/2536
Using several gratings with variable grating pitch, projected on the object with
Official title: {using several gratings with variable grating pitch, projected on the object with the same angle of incidence}
G01B11/2536 (Using several gratings with variable grating pitch, projected on the object with) appears on 130 US grants and 130 published applications in this corpus.
Search patents in G01B- Granted patents
- 130
- Published applications
- 130
- Assignees
- 93
- Inventors
- 299
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 4 |
| 2010 | 0 | 1 |
| 2011 | 4 | 0 |
| 2012 | 0 | 4 |
| 2013 | 1 | 5 |
| 2014 | 1 | 3 |
| 2015 | 7 | 5 |
| 2016 | 0 | 7 |
| 2017 | 6 | 4 |
| 2018 | 8 | 9 |
| 2019 | 8 | 11 |
| 2020 | 16 | 26 |
| 2021 | 16 | 12 |
| 2022 | 10 | 8 |
| 2023 | 9 | 11 |
| 2024 | 5 | 6 |
| 2025 | 6 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Arrangement for sensing the geometric characteristics of an object152US 4,175,862 ASolid Photography Inc. · 1979
- Methods and systems for laser based real-time structured light depth extraction144US 7,385,708 B2The University of North Carolina at Chapel Hill · 2008
- Method and apparatus for measuring three-dimensional shape of object133US 6,341,016 B12002
- Integrated range and luminance camera123US 4,687,326 AGeneral Electric Company · 1987
- Dual-projector three-dimensional scanner107US 9,857,167 B2Hand Held Products, Inc. · 2018