Patent holdings for IPC class G03B 5/04

Total number of patents in this class: 475

10-year publication summary

19
27
54
47
38
62
56
72
55
29
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LG Innotek Co., Ltd.
8486
135
Actutek Corporation
851
87
Samsung Electronics Co., Ltd.
157946
42
Samsung Electro-mechanics Co., Ltd.
6091
24
Canon Inc.
43869
18
Jahwa Electronics Co., Ltd.
202
17
Apple Inc.
58885
15
Nikon Corporation
7226
14
Mitsumi Electric Co., Ltd.
1137
9
FUJIFILM Corporation
30516
7
Cambridge Mechatronics Limited
379
7
Corephotonics Ltd.
464
6
Panasonic Intellectual Property Management Co., Ltd.
34035
5
Huawei Technologies Co., Ltd.
123543
4
Lanto Electronic Limited
123
4
Sony Corporation
30158
3
Beastgrip Co.
15
3
Nidec Sankyo Corporation
1052
3
Alps Alpine Co., Ltd.
2310
3
Guangzhou Luxvisions Innovation Technology Limited
142
3
Other owners 66