Patent holdings for IPC class G02B 27/64

Total number of patents in this class: 3510

10-year publication summary

294
326
380
357
398
374
359
277
263
140
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Innotek Co., Ltd.
7571
481
TDK Taiwan Corp.
802
408
Canon Inc.
39618
217
Samsung Electro-mechanics Co., Ltd.
5560
188
Nikon Corporation
7166
139
Apple Inc.
54577
109
FUJIFILM Corporation
29273
105
Corephotonics Ltd.
397
105
Cambridge Mechatronics Limited
346
95
Nidec Sankyo Corporation
1084
83
Samsung Electronics Co., Ltd.
144675
71
Mitsumi Electric Co., Ltd.
1086
65
Hutchinson Technology Incorporated
309
54
Panasonic Intellectual Property Management Co., Ltd.
31084
51
Ability Opto-Electronics Technology Co., Ltd.
365
48
Largan Precision Co., Ltd.
1528
42
Raytheon Company
8389
38
Huawei Technologies Co., Ltd.
111449
33
AAC Optics Solutions Pte. Ltd.
650
33
OM Digital Solutions Corp.
611
31
Other owners 1114