- All sections
- A - Human necessities
- A63J - Devices for theatres, circuses, or the likeconjuring appliances or the like
- A63J 15/00 - Peep-shows, e.g. raree-showsKaleidoscopic or other opalescence exhibitions
Patent holdings for IPC class A63J 15/00
Total number of patents in this class: 5
10-year publication summary
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0
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1
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0
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1
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0
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0
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1
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0
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Inria Institut National de Recherche en Informatique et en Automatique | 195 |
1 |
| Universal City Studios LLC | 2786 |
1 |
| Dongshin University Industry-academy Cooperation | 11 |
1 |
| Penguin Magic, Inc | 21 |
1 |
| Fourreal Co., Ltd. | 5 |
1 |
| Other owners | 0 |