- All sections
- A - Human necessities
- A63J - Devices for theatres, circuses, or the likeconjuring appliances or the like
- A63J 25/00 - Equipment specially adapted for cinemas
Patent holdings for IPC class A63J 25/00
Total number of patents in this class: 227
10-year publication summary
|
26
|
20
|
30
|
26
|
23
|
16
|
6
|
8
|
7
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| D-Box Technologies Inc. | 90 |
20 |
| Universal City Studios LLC | 2616 |
15 |
| CJ 4DPLEX Co., Ltd. | 90 |
13 |
| CJ 4D Plex Co., Ltd. | 26 |
10 |
| CJ CGV Co., Ltd. | 78 |
10 |
| Shenzhen Oct Vision Inc. | 10 |
9 |
| Koshayojan Services Limited | 13 |
9 |
| Simex Inc. | 12 |
8 |
| ESKI Inc. | 20 |
7 |
| IMAX Corporation | 263 |
7 |
| Oceaneering International, Inc. | 427 |
6 |
| Sony Corporation | 30910 |
4 |
| Sony Group Corporation | 14299 |
4 |
| Disney Enterprises, Inc. | 6134 |
3 |
| Attraktion! GmbH | 10 |
3 |
| Dolby Laboratories Licensing Corporation | 4156 |
3 |
| Technifex Products, LLC | 30 |
3 |
| Thomson Licensing | 3525 |
2 |
| Snap Inc. | 6009 |
2 |
| Dynamic Structures, Ltd. | 11 |
2 |
| Other owners | 87 |