- All sections
- G - Physics
- G01C - Measuring distances, levels or bearings; surveying; navigation; gyroscopic instruments; photogrammetry or videogrammetry
- G01C 21/12 - Navigation; Navigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigated; Dead reckoning
Patent holdings for IPC class G01C 21/12
Total number of patents in this class: 448
10-year publication summary
|
43
|
62
|
39
|
43
|
47
|
51
|
48
|
25
|
13
|
15
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gatekeeper Systems, Inc. | 152 |
21 |
| Google LLC | 37735 |
12 |
| Qualcomm Incorporated | 73433 |
10 |
| Apple Inc. | 47885 |
9 |
| SZ DJI Technology Co., Ltd | 6789 |
9 |
| Intel Corporation | 45770 |
8 |
| Robert Bosch GmbH | 40590 |
8 |
| Microsoft Technology Licensing, LLC | 50801 |
7 |
| TRX Systems, Inc. | 68 |
7 |
| Samsung Electronics Co., Ltd. | 127467 |
6 |
| Sony Corporation | 34130 |
6 |
| Amazon Technologies, Inc. | 23757 |
6 |
| Toyota Motor Corporation | 28042 |
5 |
| Honeywell International Inc. | 13949 |
5 |
| Denso Corporation | 23183 |
5 |
| Huawei Technologies Co., Ltd. | 96906 |
5 |
| Bayerische Motoren Werke Aktiengesellschaft | 12743 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10582 |
5 |
| iRobot Corporation | 963 |
5 |
| Sysnav | 45 |
5 |
| Other owners | 299 |