- All sections
- G - Physics
- G01C - Measuring distances, levels or bearingssurveyingnavigationgyroscopic instrumentsphotogrammetry or videogrammetry
- G01C 21/20 - Instruments for performing navigational calculations
Patent holdings for IPC class G01C 21/20
Total number of patents in this class: 6068
10-year publication summary
|
557
|
586
|
727
|
733
|
697
|
626
|
511
|
378
|
393
|
316
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 87191 |
191 |
| Apple Inc. | 56070 |
132 |
| Here Global B.V. | 2231 |
102 |
| Walmart Apollo, LLC | 6228 |
84 |
| Microsoft Technology Licensing, LLC | 54162 |
83 |
| Google LLC | 42942 |
81 |
| Samsung Electronics Co., Ltd. | 148649 |
72 |
| International Business Machines Corporation | 61694 |
71 |
| The Boeing Company | 20161 |
71 |
| SZ DJI Technology Co., Ltd | 6866 |
61 |
| Honeywell International Inc. | 13562 |
59 |
| Furuno Electric Co., Ltd. | 964 |
57 |
| Toyota Motor Corporation | 33275 |
56 |
| Sony Corporation | 30829 |
44 |
| NEC Corporation | 36225 |
44 |
| Amazon Technologies, Inc. | 27161 |
42 |
| Huawei Technologies Co., Ltd. | 115187 |
41 |
| Crown Equipment Corporation | 931 |
41 |
| Mapsted Corp. | 124 |
41 |
| Thales SA | 2364 |
36 |
| Other owners | 4659 |