- 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 9/14 - Two separate members moving in opposite directions
Patent holdings for IPC class G03B 9/14
Total number of patents in this class: 92
10-year publication summary
|
2
|
3
|
16
|
27
|
9
|
8
|
2
|
4
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDK Taiwan Corp. | 806 |
36 |
| Nidec Copal Corporation | 271 |
13 |
| Samsung Electro-mechanics Co., Ltd. | 5624 |
4 |
| Seiko Group Corporation | 65 |
4 |
| Canon Denshi Kabushiki Kaisha | 182 |
3 |
| Siemens Healthcare Diagnostics Inc. | 2067 |
3 |
| Shanghai Micro Electronics Equipment (Group) Co., Ltd. | 252 |
3 |
| Canon Inc. | 40095 |
2 |
| Konica Minolta Opto, Inc. | 1073 |
2 |
| Seiko Holdings Kabushiki Kaisha, TA Seiko Holdings Corporation | 25 |
2 |
| SZ DJI Technology Co., Ltd | 6850 |
2 |
| New Shicoh Motor Co., Ltd. | 81 |
2 |
| Sony Corporation | 31025 |
1 |
| Panasonic Corporation | 20088 |
1 |
| Hewlett-Packard Development Company, L.P. | 25864 |
1 |
| Seiko Epson Corporation | 19398 |
1 |
| Dell Products L.P. | 14558 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2753 |
1 |
| LG Innotek Co., Ltd. | 7667 |
1 |
| JVC Kenwood Corporation | 3008 |
1 |
| Other owners | 8 |