- All sections
- B - Performing operationstransporting
- B60B - Vehicle wheelscastorsaxles for wheels or castorsincreasing wheel adhesion
- B60B 33/02 - Castors in general with disengageable swivel action
Patent holdings for IPC class B60B 33/02
Total number of patents in this class: 208
10-year publication summary
|
22
|
22
|
19
|
10
|
17
|
20
|
15
|
17
|
11
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TENTE GmbH & Co. KG | 61 |
18 |
| Stryker Corporation | 5451 |
9 |
| Wonderland Switzerland AG | 1859 |
6 |
| Catis Pacific Mfg. Corp. Ltd. | 7 |
5 |
| Graco Children's Products Inc. | 423 |
5 |
| LINET spol. s r.o. | 211 |
5 |
| Gatekeeper Systems, Inc. | 147 |
4 |
| Bran-new International | 28 |
3 |
| Darcor Limited | 19 |
3 |
| Fujian Secure Medical Technology Co. Ltd | 9 |
3 |
| Hill-Rom Services, Inc. | 1166 |
3 |
| Inautec Pty Limited | 4 |
3 |
| Penn Elcom Corporation | 7 |
3 |
| Penn Elcom Limited | 14 |
3 |
| Arjo IP Holding Aktiebolag | 542 |
3 |
| Samsung Electronics Co., Ltd. | 157719 |
2 |
| Amazon Technologies, Inc. | 28087 |
2 |
| Microsoft Technology Licensing, LLC | 54466 |
2 |
| Colson Group Holdings, LLC | 24 |
2 |
| DEKA Products Limited Partnership | 1886 |
2 |
| Other owners | 122 |