- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing themapparatus or arrangements employing analogous techniques using waves other than optical wavesaccessories therefor
- G03B 9/06 - Two or more co-operating pivoted blades e.g. iris type
Patent holdings for IPC class G03B 9/06
Total number of patents in this class: 312
10-year publication summary
|
10
|
16
|
26
|
40
|
32
|
17
|
17
|
25
|
54
|
47
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDK Taiwan Corp. | 806 |
50 |
| Huawei Technologies Co., Ltd. | 112438 |
25 |
| Samsung Electro-mechanics Co., Ltd. | 5614 |
24 |
| LG Innotek Co., Ltd. | 7643 |
20 |
| Canon Inc. | 39888 |
17 |
| Largan Precision Co., Ltd. | 1537 |
16 |
| Canon Denshi Kabushiki Kaisha | 182 |
14 |
| Samsung Electronics Co., Ltd. | 146092 |
12 |
| Seiko Precision Inc. | 113 |
8 |
| Nittoh Inc. | 96 |
7 |
| FUJIFILM Corporation | 29367 |
6 |
| NingBo Sunny Opotech Co.,Ltd. | 622 |
6 |
| Vivo Mobile Communication Co., Ltd. | 12280 |
6 |
| Sony Corporation | 31052 |
5 |
| AAC Optics Solutions Pte. Ltd. | 650 |
5 |
| LG Electronics Inc. | 73021 |
4 |
| Nikon Corporation | 7163 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
4 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 12237 |
4 |
| Nidec Copal Corporation | 271 |
4 |
| Other owners | 71 |