- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/255 - Splicing of light guides, e.g. by fusion or bonding
Patent holdings for IPC class G02B 6/255
Total number of patents in this class: 1359
10-year publication summary
|
95
|
92
|
120
|
90
|
114
|
138
|
94
|
86
|
79
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2868 |
140 |
| Sumitomo Electric Industries, Ltd. | 14990 |
84 |
| SEI Optifrontier Co., Ltd. | 164 |
68 |
| CommScope Technologies LLC | 3466 |
63 |
| Sumitomo Electric Optifrontier Co. Ltd. | 137 |
52 |
| AFL Telecommunications LLC | 687 |
46 |
| The Furukawa Electric Co., Ltd. | 3597 |
45 |
| Corning Research & Development Corporation | 1166 |
36 |
| Corning Optical Communications LLC | 1711 |
35 |
| nLIGHT, Inc. | 396 |
29 |
| 3SAE Technologies, Inc. | 47 |
22 |
| OFS Fitel, LLC | 555 |
22 |
| Corning Incorporated | 10139 |
21 |
| CommScope Connectivity Belgium BVBA | 501 |
19 |
| CCS Technology, Inc. | 164 |
18 |
| NEC Corporation | 34467 |
16 |
| Nippon Telegraph and Telephone Corporation | 16380 |
15 |
| Huawei Technologies Co., Ltd. | 106915 |
11 |
| CommScope EMEA Limited | 371 |
10 |
| 3m Innovative Properties Company | 17969 |
9 |
| Other owners | 598 |