Patent holdings for IPC class G02B 6/122

Total number of patents in this class: 3908

10-year publication summary

267
355
407
348
421
352
333
288
311
161
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Nippon Telegraph and Telephone Corporation
14628
143
GLOBALFOUNDRIES U.S. Inc.
6455
129
Taiwan Semiconductor Manufacturing Company, Ltd.
37128
106
NEC Corporation
32978
102
International Business Machines Corporation
59948
92
Nitto Denko Corporation
7903
86
Cisco Technology, Inc.
18904
71
Intel Corporation
45685
65
Huawei Technologies Co., Ltd.
102300
62
The Furukawa Electric Co., Ltd.
3493
56
Nokia Solutions And Networks Oy
5801
48
Kyocera Corporation
12845
41
Skorpios Technologies, Inc.
139
40
Massachusetts Institute of Technology
9822
38
Rockley Photonics Limited
400
38
Shenzhen University
1557
38
Sumitomo Osaka Cement Co., Ltd.
791
36
Sumitomo Bakelite Co., Ltd.
1418
35
Seagate Technology LLC
3999
34
Fujikura Ltd.
2776
34
Other owners 2614