- 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 13/32 - Means for focusing
Patent holdings for IPC class G03B 13/32
Total number of patents in this class: 268
10-year publication summary
35
|
18
|
24
|
26
|
28
|
28
|
33
|
22
|
23
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Canon Inc. | 36841 |
22 |
LG Innotek Co., Ltd. | 6758 |
19 |
Samsung Electronics Co., Ltd. | 131630 |
12 |
FUJIFILM Corporation | 27102 |
11 |
Nikon Corporation | 7162 |
9 |
OM Digital Solutions Corp. | 706 |
9 |
Sony Corporation | 32931 |
8 |
Genius Electronic Optical Co., Ltd. | 197 |
8 |
SZ DJI Technology Co., Ltd | 6791 |
8 |
Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
6 |
NingBo Sunny Opotech Co.,Ltd. | 583 |
6 |
Huawei Technologies Co., Ltd. | 100781 |
5 |
Maxell, Ltd. | 2533 |
5 |
Qualcomm Incorporated | 76576 |
4 |
Corephotonics Ltd. | 308 |
4 |
Magna Electronics Inc. | 1276 |
4 |
Maxell Holdings, Ltd. | 1422 |
4 |
Olympus Corporation | 13667 |
3 |
Nokia Technologies Oy | 15057 |
3 |
Sony Ericsson Mobile Communications AB | 2014 |
2 |
Other owners | 116 |