- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/04 - Light guides; Structural 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: 778
10-year publication summary
63
|
61
|
48
|
69
|
62
|
53
|
57
|
49
|
50
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Fujikura Ltd. | 2777 |
64 |
The Furukawa Electric Co., Ltd. | 3486 |
37 |
Sumitomo Electric Industries, Ltd. | 14131 |
34 |
Light Field Lab, Inc. | 185 |
34 |
Corning Research & Development Corporation | 1087 |
22 |
Corning Optical Communications LLC | 1741 |
17 |
Olympus Corporation | 13667 |
14 |
SCHOTT AG | 1675 |
14 |
Nippon Telegraph and Telephone Corporation | 14195 |
12 |
OFS Fitel, LLC | 549 |
12 |
Corning Incorporated | 9932 |
10 |
SCHOTT Corporation | 77 |
10 |
National University Corporation Hokkaido University | 1323 |
9 |
Konica Minolta, Inc. | 8349 |
7 |
Chiral Photonics, Inc. | 49 |
7 |
Northrop Grumman Systems Corporation | 2940 |
6 |
AFL Telecommunications LLC | 656 |
6 |
Cilag GmbH International | 5813 |
6 |
Apple Inc. | 50209 |
5 |
Sony Corporation | 32931 |
5 |
Other owners | 447 |