- All sections
- A - Human necessities
- A63G - Merry-go-roundsswingsrocking-horseschutesswitchbackssimilar devices for public amusement
- A63G 1/28 - Roundabouts with centrifugally-swingable suspended seats
Patent holdings for IPC class A63G 1/28
Total number of patents in this class: 20
10-year publication summary
|
1
|
1
|
5
|
1
|
3
|
1
|
2
|
0
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Disney Enterprises, Inc. | 6137 |
9 |
| PlayCore Wisconsin, Inc. | 103 |
6 |
| Antonio Zamperla S.p.A. | 67 |
2 |
| K.I.G. Heerenveen B.V. | 7 |
2 |
| BLD Oriental Co., Ltd. | 55 |
1 |
| Other owners | 0 |