- All sections
- G - Physics
- G01C - Measuring distances, levels or bearings; surveying; navigation; gyroscopic instruments; photogrammetry or videogrammetry
- G01C 13/00 - Surveying specially adapted to open water, e.g. sea, lake, river or canal
Patent holdings for IPC class G01C 13/00
Total number of patents in this class: 390
10-year publication summary
26
|
32
|
33
|
42
|
38
|
39
|
43
|
47
|
39
|
18
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Ocean University of China | 174 |
16 |
Mitsubishi Electric Corporation | 43934 |
10 |
Furuno Electric Co., Ltd. | 875 |
8 |
NEC Corporation | 32703 |
6 |
Korea Institute of Ocean Science & Technology | 353 |
6 |
Navico, Inc. | 326 |
6 |
3D at Depth, Inc. | 26 |
6 |
The Regents of the University of Colorado, a body corporate | 2430 |
5 |
Woods Hole Oceanographic Institution | 136 |
5 |
Astra Lite, Inc. | 6 |
5 |
International Business Machines Corporation | 60644 |
4 |
The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
4 |
PGS Geophysical AS | 547 |
4 |
Skier's Choice, Inc. | 37 |
4 |
YSI Incorporated | 113 |
4 |
Republic of Korea (national Disaster Management Research Institute) | 15 |
4 |
First Institute of Oceanography, Ministry of Natural Resources | 19 |
4 |
Bureau of Hydrology, Changjiang Water Resources Commission | 4 |
4 |
Thales SA | 2318 |
3 |
Battelle Memorial Institute | 2356 |
3 |
Other owners | 279 |