- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing them; apparatus or arrangements employing analogous techniques using waves other than optical waves; accessories therefor
- G03B 13/34 - Power focusing
Patent holdings for IPC class G03B 13/34
Total number of patents in this class: 438
10-year publication summary
49
|
25
|
26
|
38
|
31
|
40
|
47
|
41
|
40
|
8
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Canon Inc. | 36841 |
58 |
LG Innotek Co., Ltd. | 6758 |
41 |
FUJIFILM Corporation | 27102 |
23 |
Samsung Electro-mechanics Co., Ltd. | 4798 |
17 |
Nikon Corporation | 7162 |
14 |
DigitalOptics Corporation MEMS | 147 |
14 |
Samsung Electronics Co., Ltd. | 131630 |
11 |
Panasonic Corporation | 20786 |
10 |
New Shicoh Motor Co., Ltd. | 79 |
10 |
NingBo Sunny Opotech Co.,Ltd. | 583 |
9 |
Qualcomm Incorporated | 76576 |
8 |
TDK Taiwan Corp. | 694 |
8 |
Cambridge Mechatronics Limited | 296 |
7 |
SZ DJI Technology Co., Ltd | 6791 |
7 |
Sony Corporation | 32931 |
6 |
Huawei Technologies Co., Ltd. | 100781 |
6 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
6 |
Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
6 |
Triple Win Technology(shenzhen) Co.Ltd. | 269 |
6 |
Apple Inc. | 50209 |
5 |
Other owners | 166 |