- 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 21/60 - Projection screens characterised by the nature of the surface
Patent holdings for IPC class G03B 21/60
Total number of patents in this class: 757
10-year publication summary
|
61
|
74
|
91
|
64
|
66
|
56
|
32
|
33
|
14
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Appotronics Corporation Limited | 1132 |
53 |
| FUJIFILM Corporation | 30458 |
25 |
| Dai Nippon Printing Co., Ltd. | 4230 |
24 |
| RealD Inc. | 251 |
20 |
| Mirraviz, Inc. | 28 |
19 |
| Hisense Laser Display Co., Ltd. | 452 |
19 |
| Sony Corporation | 30244 |
16 |
| Agc, Inc. | 5463 |
16 |
| LG Electronics Inc. | 75561 |
13 |
| NEC Corporation | 36830 |
13 |
| Seiko Epson Corporation | 20204 |
12 |
| Disney Enterprises, Inc. | 6247 |
11 |
| JXTG Nippon Oil & Energy Corporation | 323 |
10 |
| Sharp Kabushiki Kaisha | 18541 |
10 |
| Dolby Laboratories Licensing Corporation | 4311 |
9 |
| 3m Innovative Properties Company | 17497 |
8 |
| Asahi Glass Company, Limited | 2628 |
8 |
| Arisawa Mfg. Co., Ltd. | 131 |
8 |
| Saint-Gobain Glass France | 3241 |
8 |
| Coretronic Corporation | 1365 |
7 |
| Other owners | 448 |