Patent holdings for IPC class G02B 6/32

Total number of patents in this class: 1817

10-year publication summary

262
255
202
144
160
100
111
83
60
67
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Sumitomo Electric Industries, Ltd.
15732
62
Fujikura Ltd.
2964
51
Corning Optical Communications LLC
1305
51
Sony Corporation
30812
43
Nippon Telegraph and Telephone Corporation
16683
43
Magic Leap, Inc.
3325
34
Enplas Corporation
885
28
WBC Photonics, Inc.
136
27
Huawei Technologies Co., Ltd.
115366
26
The Furukawa Electric Co., Ltd.
3706
25
Lumentum Operations LLC
902
23
3m Innovative Properties Company
17739
21
II-VI Delaware, Inc.
1652
21
International Business Machines Corporation
61738
20
Corning Incorporated
10382
20
Olympus Corporation
13099
19
Cisco Technology, Inc.
22105
18
Panasonic Intellectual Property Management Co., Ltd.
32296
15
Toyo Seikan Group Holdings, Ltd.
851
15
Ideal Industries Lighting LLC
937
15
Other owners 1240