- 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: 1314
10-year publication summary
|
95
|
95
|
92
|
120
|
90
|
114
|
135
|
92
|
85
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2777 |
135 |
| Sumitomo Electric Industries, Ltd. | 14131 |
77 |
| SEI Optifrontier Co., Ltd. | 164 |
68 |
| CommScope Technologies LLC | 4937 |
63 |
| AFL Telecommunications LLC | 656 |
47 |
| Sumitomo Electric Optifrontier Co. Ltd. | 102 |
44 |
| The Furukawa Electric Co., Ltd. | 3486 |
42 |
| Corning Optical Communications LLC | 1741 |
35 |
| Corning Research & Development Corporation | 1087 |
34 |
| nLIGHT, Inc. | 380 |
32 |
| Corning Incorporated | 9932 |
24 |
| OFS Fitel, LLC | 549 |
23 |
| 3SAE Technologies, Inc. | 45 |
22 |
| CCS Technology, Inc. | 176 |
19 |
| CommScope Connectivity Belgium BVBA | 497 |
18 |
| Nippon Telegraph and Telephone Corporation | 14195 |
15 |
| NEC Corporation | 32703 |
13 |
| Huawei Technologies Co., Ltd. | 100781 |
11 |
| CommScope EMEA Limited | 512 |
10 |
| 3m Innovative Properties Company | 18406 |
9 |
| Other owners | 573 |