- All sections
- G - Physics
- G01C - Measuring distances, levels or bearingssurveyingnavigationgyroscopic instrumentsphotogrammetry or videogrammetry
- G01C 5/04 - Hydrostatic levelling, i.e. by flexibly interconnected liquid containers at separated points
Patent holdings for IPC class G01C 5/04
Total number of patents in this class: 32
10-year publication summary
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3
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2
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2
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2
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4
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4
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1
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1
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1
|
2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10432 |
3 |
| Corning Incorporated | 10263 |
3 |
| RAG Aktiengesellschaft | 33 |
3 |
| Universite de Montpellier | 986 |
3 |
| Fidia S.p.A. | 17 |
2 |
| Norges Geotekniske Institutt | 5 |
2 |
| Profacere s.r.l. | 5 |
2 |
| Guangdong Runyu Sensor Co., Ltd | 6 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3537 |
1 |
| Toyota Motor Corporation | 32231 |
1 |
| AGISCO S.r.l. | 1 |
1 |
| Carl Zeiss Industrielle Messtechnik GmbH | 440 |
1 |
| Instituto Politecnico do Porto | 4 |
1 |
| Milwaukee Electric Tool Corporation | 4406 |
1 |
| Universidad Catolica del Norte | 24 |
1 |
| Universidad Tecnica Federico Santa Maria | 130 |
1 |
| Universidade do Porto | 274 |
1 |
| Adam A. Olshefsky | 1 |
1 |
| Vuyk Technology Holdings, LLC | 8 |
1 |
| Osprey Measurement Systems LTD | 1 |
1 |
| Other owners | 0 |