- 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 9/10 - Blade or disc rotating or pivoting about axis normal to its plane
Patent holdings for IPC class G03B 9/10
Total number of patents in this class: 119
10-year publication summary
|
3
|
7
|
14
|
13
|
9
|
4
|
7
|
4
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Copal Corporation | 270 |
22 |
| Seiko Precision Inc. | 110 |
16 |
| Kimoto Co., Ltd. | 170 |
6 |
| TDK Taiwan Corp. | 812 |
6 |
| Seiko Group Corporation | 65 |
6 |
| Canon Inc. | 40862 |
4 |
| LG Innotek Co., Ltd. | 7881 |
4 |
| Nokia Corporation | 5428 |
3 |
| Canon Denshi Kabushiki Kaisha | 182 |
3 |
| Nidec Corporation | 2695 |
3 |
| Sumitomo Precision Products Co., Ltd. | 311 |
3 |
| SZ DJI Technology Co., Ltd | 6866 |
3 |
| Sony Corporation | 30829 |
2 |
| Beijing FUNATE Innovation Technology Co., Ltd. | 146 |
2 |
| JENOPTIK Optical Systems GmbH | 191 |
2 |
| Melles-Griot | 4 |
2 |
| Seek Thermal, Inc. | 95 |
2 |
| Seiko Holdings Kabushiki Kaisha, TA Seiko Holdings Corporation | 25 |
2 |
| Testo AG | 72 |
2 |
| VA, Inc. | 24 |
2 |
| Other owners | 24 |