Patent holdings for IPC class G02B 6/42

Total number of patents in this class: 11176

10-year publication summary

835
909
957
1123
1062
1125
1025
1003
907
387
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Hisense Broadband Multimedia Technologies Co., Ltd.
372
267
Sumitomo Electric Industries, Ltd.
14261
260
Huawei Technologies Co., Ltd.
102126
241
Cisco Technology, Inc.
18891
239
Intel Corporation
45668
230
II-VI Delaware, Inc.
1714
197
Nippon Telegraph and Telephone Corporation
14557
163
Fujikura Ltd.
2781
147
Corning Optical Communications LLC
1730
146
International Business Machines Corporation
59933
144
Taiwan Semiconductor Manufacturing Company, Ltd.
37087
143
Hewlett Packard Enterprise Development LP
10693
139
CommScope Technologies LLC
4937
136
The Furukawa Electric Co., Ltd.
3489
121
Enplas Corporation
886
120
NEC Corporation
32968
112
Kyocera Corporation
12833
111
Nitto Denko Corporation
7903
96
Olympus Corporation
13551
93
Corning Incorporated
10001
89
Other owners 7982