- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/04 - Light guidesStructural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
Patent holdings for IPC class G02B 6/04
Total number of patents in this class: 799
10-year publication summary
|
58
|
42
|
60
|
59
|
52
|
57
|
47
|
52
|
47
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2964 |
68 |
| The Furukawa Electric Co., Ltd. | 3706 |
39 |
| Sumitomo Electric Industries, Ltd. | 15732 |
37 |
| Light Field Lab, Inc. | 179 |
37 |
| Corning Research & Development Corporation | 1213 |
30 |
| Nippon Telegraph and Telephone Corporation | 16683 |
17 |
| Corning Optical Communications LLC | 1305 |
15 |
| Olympus Corporation | 13099 |
13 |
| OFS Fitel, LLC | 566 |
13 |
| SCHOTT AG | 1713 |
11 |
| National University Corporation Hokkaido University | 1352 |
9 |
| SCHOTT Corporation | 72 |
9 |
| Corning Incorporated | 10382 |
8 |
| Konica Minolta, Inc. | 8866 |
7 |
| Chiral Photonics, Inc. | 52 |
7 |
| nLIGHT, Inc. | 413 |
7 |
| Apple Inc. | 56170 |
6 |
| AFL Telecommunications LLC | 740 |
6 |
| Cilag GmbH International | 6299 |
6 |
| Eximo Medical Ltd. | 36 |
6 |
| Other owners | 448 |