- 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 21/604 - Polarised screens
Patent holdings for IPC class G03B 21/604
Total number of patents in this class: 82
10-year publication summary
|
11
|
15
|
9
|
13
|
9
|
12
|
7
|
3
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29399 |
17 |
| Hyperstealth Biotechnology Corp. | 17 |
6 |
| RealD Inc. | 259 |
6 |
| Nitto Denko Corporation | 8241 |
5 |
| Disney Enterprises, Inc. | 6108 |
3 |
| Boe Technology Group Co., Ltd. | 41217 |
3 |
| Appotronics Corporation Limited | 1115 |
3 |
| Gentex Corporation | 1893 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
2 |
| Arht Media Inc. | 8 |
2 |
| Barco, Inc. | 30 |
2 |
| Barco N.V. | 536 |
2 |
| Mirraviz, Inc. | 30 |
2 |
| Steelcase Inc. | 1340 |
2 |
| Maxell, Ltd. | 2801 |
2 |
| Agc, Inc. | 4845 |
2 |
| Sony Group Corporation | 13851 |
2 |
| Sony Corporation | 31036 |
1 |
| Denso Corporation | 24316 |
1 |
| Huawei Technologies Co., Ltd. | 112690 |
1 |
| Other owners | 15 |