- All sections
- G - Physics
- G01C - Measuring distances, levels or bearings; surveying; navigation; gyroscopic instruments; photogrammetry or videogrammetry
- G01C 3/18 - Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument with one observation point at each end of the base
Patent holdings for IPC class G01C 3/18
Total number of patents in this class: 19
10-year publication summary
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1
|
1
|
3
|
5
|
1
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2
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2
|
1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Astemo, Ltd. | 5618 |
3 |
| Hexagon Technology Center GmbH | 549 |
2 |
| LG Electronics Inc. | 69257 |
1 |
| Sony Corporation | 32931 |
1 |
| Industrial Technology Research Institute | 4898 |
1 |
| Nikon Corporation | 7162 |
1 |
| Massachusetts Institute of Technology | 9795 |
1 |
| Lockheed Martin Corporation | 3406 |
1 |
| Aichi Steel Corporation | 333 |
1 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 1906 |
1 |
| Hexagon Metrology Kabushiki Kaisha | 11 |
1 |
| Leica Geosystems AG | 658 |
1 |
| May Patents Ltd. | 124 |
1 |
| Rafael Advanced Defense Systems Ltd. | 267 |
1 |
| Ringo AI, Inc. | 18 |
1 |
| Christopher A. Bennett | 1 |
1 |
| Other owners | 0 |