- 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: 1474
10-year publication summary
|
92
|
120
|
90
|
114
|
138
|
97
|
92
|
86
|
82
|
82
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 3135 |
154 |
| Sumitomo Electric Industries, Ltd. | 16419 |
86 |
| SEI Optifrontier Co., Ltd. | 162 |
68 |
| CommScope Technologies LLC | 3251 |
66 |
| Sumitomo Electric Optifrontier Co. Ltd. | 205 |
66 |
| The Furukawa Electric Co., Ltd. | 3728 |
49 |
| AFL Telecommunications LLC | 776 |
49 |
| Corning Research & Development Corporation | 1341 |
42 |
| nLIGHT, Inc. | 420 |
29 |
| Corning Optical Communications LLC | 1265 |
28 |
| Corning Incorporated | 10560 |
25 |
| OFS Fitel, LLC | 576 |
24 |
| 3SAE Technologies, Inc. | 47 |
23 |
| CommScope Connectivity Belgium BVBA | 512 |
19 |
| NEC Corporation | 37563 |
17 |
| Nippon Telegraph and Telephone Corporation | 15898 |
16 |
| Microsoft Technology Licensing, LLC | 54706 |
14 |
| Wells Fargo Bank, National Association, AS Collateral Agent | 884 |
13 |
| Huawei Technologies Co., Ltd. | 125590 |
12 |
| CCS Technology, Inc. | 115 |
11 |
| Other owners | 663 |