G01C 15/002
Active optical surveying means
Official title: {Active optical surveying means (optical plumbing G01C15/105)}
G01C15/002 (Active optical surveying means) appears on 2,492 US grants and 2,410 published applications in this corpus.
Search patents in G01C- Granted patents
- 2,492
- Published applications
- 2,410
- Assignees
- 717
- Inventors
- 3,341
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 10 | 0 |
| 1978 | 4 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 17 | 0 |
| 1988 | 15 | 0 |
| 1989 | 16 | 0 |
| 1990 | 12 | 0 |
| 1991 | 19 | 0 |
| 1992 | 12 | 0 |
| 1993 | 21 | 0 |
| 1994 | 18 | 0 |
| 1995 | 18 | 0 |
| 1996 | 36 | 0 |
| 1997 | 24 | 0 |
| 1998 | 47 | 0 |
| 1999 | 51 | 0 |
| 2000 | 55 | 0 |
| 2001 | 54 | 14 |
| 2002 | 53 | 53 |
| 2003 | 48 | 56 |
| 2004 | 59 | 72 |
| 2005 | 47 | 88 |
| 2006 | 68 | 83 |
| 2007 | 67 | 77 |
| 2008 | 63 | 66 |
| 2009 | 57 | 57 |
| 2010 | 53 | 69 |
| 2011 | 50 | 53 |
| 2012 | 49 | 95 |
| 2013 | 62 | 84 |
| 2014 | 86 | 91 |
| 2015 | 77 | 120 |
| 2016 | 111 | 95 |
| 2017 | 102 | 115 |
| 2018 | 108 | 128 |
| 2019 | 113 | 150 |
| 2020 | 119 | 154 |
| 2021 | 122 | 136 |
| 2022 | 116 | 136 |
| 2023 | 118 | 138 |
| 2024 | 100 | 96 |
| 2025 | 92 | 95 |
| 2026 | 67 | 89 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laser levels and accessories6 Oct 2026US 12,754,018 B2Milwaukee Electric Tool Corporation
- Surveying device comprising a range imaging sensor and a settable target illuminator to provide an area illumination in different illumination states29 Sep 2026US 12,747,944 B2Hexagon Innovation Hub GmbH
- In-the-field leveling calibration of a surveying instrument15 Sep 2026US 12,736,338 B2Hexagon Innovation Hub GmbH
- Queue of data collection tasks for surveying instrument15 Sep 2026US 12,736,341 B2Trimble Inc.
- Laser line generating device15 Sep 2026US 12,736,342 B2Stanley Black & Decker, Inc.
- Systems and methods for localizing and positioning solar module arrays8 Oct 2026US 2026/0309494 A1Planted Solar, Inc.
- Wall detection instrument8 Oct 2026US 2026/0309888 A1Yongzhou Noyafa Electronic Co., Ltd.
- Levelling apparatus and method1 Oct 2026US 2026/0298628 A1
- Laser scanning method, laser scanning device, and program1 Oct 2026US 2026/0298631 A1Topcon Corporation
- Three-dimensional surveying apparatus and three-dimensional surveying-apparatus driving program1 Oct 2026US 2026/0298632 A1Topcon Corporation
Most cited
By later US patents
- Integrated system for quickly and accurately imaging and modeling three dimensional objects476US 5,988,862 ACyra Technologies, Inc. · 1999
- Robot cleaner355US 5,440,216 ASamsung Electronics Co., Ltd. · 1995
- Integrated system for quickly and accurately imaging and modeling three-dimensional objects318US 6,246,468 B1Cyra Technologies, Inc. · 2001
- Distance-measuring method for a device projecting a reference line, and such a device275US 8,422,035 B2Leica Geosystems AG · 2013
- Advance applications for 3-D autoscanning LIDAR system261US 6,781,683 B2Leica Geosystems HDS, Inc. · 2004