Patent holdings for IPC class G03B 5/04

Total number of patents in this class: 473

10-year publication summary

19
27
54
47
38
62
56
72
55
27
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LG Innotek Co., Ltd.
8398
134
Actutek Corporation
847
87
Samsung Electronics Co., Ltd.
157039
42
Samsung Electro-mechanics Co., Ltd.
6058
24
Canon Inc.
43059
17
Jahwa Electronics Co., Ltd.
202
17
Apple Inc.
58592
15
Nikon Corporation
7240
14
Mitsumi Electric Co., Ltd.
1123
9
FUJIFILM Corporation
30458
7
Cambridge Mechatronics Limited
376
7
Corephotonics Ltd.
463
6
Panasonic Intellectual Property Management Co., Ltd.
33792
5
Huawei Technologies Co., Ltd.
122656
4
Lanto Electronic Limited
123
4
Sony Corporation
30244
3
Beastgrip Co.
17
3
Nidec Sankyo Corporation
1056
3
Alps Alpine Co., Ltd.
2290
3
Guangzhou Luxvisions Innovation Technology Limited
142
3
Other owners 66