- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/032 - Optical fibres with cladding with non-solid core or cladding
Patent holdings for IPC class G02B 6/032
Total number of patents in this class: 392
10-year publication summary
|
29
|
19
|
21
|
12
|
17
|
23
|
16
|
31
|
26
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Furukawa Electric Co., Ltd. | 3694 |
35 |
| Nippon Telegraph and Telephone Corporation | 15924 |
27 |
| Corning Incorporated | 10504 |
23 |
| Sumitomo Electric Industries, Ltd. | 16331 |
18 |
| Fujikura Ltd. | 3087 |
15 |
| NKT Photonics A/S | 269 |
15 |
| OFS Fitel, LLC | 574 |
10 |
| University of Central Florida Research Foundation, Inc. | 1248 |
10 |
| Heraeus Quarzglas GmbH & Co. KG | 417 |
9 |
| The Regents of the University of California | 20745 |
7 |
| The United States of America as represented by the Secretary of the Navy | 2858 |
6 |
| Microsoft Technology Licensing, LLC | 54466 |
6 |
| University of Southampton | 461 |
6 |
| Centre National de La Recherche Scientifique | 11023 |
5 |
| Universite de Limoges | 223 |
5 |
| Lightera Japan Co., Ltd. | 19 |
5 |
| The Board of Trustees of the Leland Stanford Junior University | 6653 |
4 |
| Guill Tool & Engineering Co., Inc. | 49 |
4 |
| National University Corporation Hokkaido University | 1366 |
4 |
| Bak & Mermel LLC | 4 |
4 |
| Other owners | 174 |