- All sections
- G - Physics
- G01V - Geophysicsgravitational measurementsdetecting masses or objectstags
- G01V 8/12 - Detecting, e.g. by using light barriers using one transmitter and one receiver
Patent holdings for IPC class G01V 8/12
Total number of patents in this class: 525
10-year publication summary
|
55
|
48
|
73
|
61
|
41
|
28
|
32
|
26
|
20
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omron Corporation | 7317 |
28 |
| Panasonic Intellectual Property Management Co., Ltd. | 32590 |
19 |
| Halliburton Energy Services, Inc. | 21114 |
18 |
| Apple Inc. | 56571 |
10 |
| SICK AG | 736 |
9 |
| Sharp Kabushiki Kaisha | 18601 |
9 |
| Schlumberger Technology Corporation | 11102 |
7 |
| Mitsubishi Electric Corporation | 47065 |
7 |
| Deere & Company | 7785 |
5 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46267 |
5 |
| Murata Manufacturing Co., Ltd. | 25092 |
5 |
| Pioneer Corporation | 4124 |
5 |
| Leica Biosystems Imaging, Inc. | 262 |
5 |
| Optex Co., Ltd. | 171 |
5 |
| Renishaw plc | 769 |
5 |
| STMicroelectronics (Research & Development) Limited | 400 |
5 |
| Eaton Intelligent Power Limited | 6076 |
5 |
| LG Electronics Inc. | 73936 |
4 |
| Canon Inc. | 41234 |
4 |
| Hewlett-Packard Development Company, L.P. | 25557 |
4 |
| Other owners | 361 |