- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/50 - Underground or underwater installationInstallation through tubing, conduits or ducts
Patent holdings for IPC class G02B 6/50
Total number of patents in this class: 368
10-year publication summary
|
37
|
30
|
19
|
26
|
26
|
33
|
40
|
30
|
36
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Research & Development Corporation | 1222 |
22 |
| Halliburton Energy Services, Inc. | 21103 |
18 |
| CenturyLink Intellectual Property LLC | 1265 |
17 |
| Schlumberger Technology Corporation | 11089 |
11 |
| CommScope Technologies LLC | 3267 |
10 |
| Traxyl, Inc. | 24 |
10 |
| NEC Corporation | 36308 |
9 |
| Cciip LLC | 28 |
9 |
| Milliken & Company | 1180 |
7 |
| DellCron AB | 11 |
6 |
| Husqvarna AB | 2965 |
6 |
| NEC Platforms, Ltd. | 1140 |
6 |
| PPC Broadband, Inc. | 1103 |
6 |
| British Telecommunications Public Limited Company | 2648 |
5 |
| AFL Telecommunications LLC | 739 |
5 |
| Channell Commercial Corporation | 96 |
5 |
| Clearfield, Inc. | 108 |
5 |
| Condux International, Inc. | 39 |
5 |
| Emtelle UK Limited | 75 |
5 |
| Teledyne Instruments, Inc. | 230 |
5 |
| Other owners | 196 |