- All sections
- G - Physics
- G01V - Geophysics; gravitational measurements; detecting masses or objects; tags
- G01V 8/20 - Detecting, e.g. by using light barriers using multiple transmitters or receivers
Patent holdings for IPC class G01V 8/20
Total number of patents in this class: 648
10-year publication summary
|
44
|
49
|
48
|
84
|
72
|
78
|
55
|
33
|
43
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omron Corporation | 6968 |
40 |
| SICK AG | 673 |
19 |
| Lutron Technology Company LLC | 2300 |
14 |
| Nabtesco Corporation | 871 |
13 |
| Banner Engineering Corporation | 179 |
12 |
| DEKA Products Limited Partnership | 1640 |
11 |
| Nuctech Company Limited | 1275 |
11 |
| Rockwell Automation Switzerland GmbH | 42 |
11 |
| Veo Robotics, Inc. | 57 |
11 |
| Halliburton Energy Services, Inc. | 20165 |
9 |
| Optex Co., Ltd. | 165 |
9 |
| Autonics Corporation | 40 |
8 |
| Baanto International Ltd. | 23 |
8 |
| Mitsubishi Electric Corporation | 43934 |
7 |
| KEYENCE Corporation | 372 |
7 |
| NEC Corporation | 32703 |
6 |
| Tsinghua University | 5426 |
6 |
| CEDES AG | 79 |
6 |
| Leuze electronic GmbH + Co. KG | 38 |
6 |
| Schlumberger Canada Limited | 6913 |
5 |
| Other owners | 429 |