- All sections
- B - Performing operationstransporting
- B60B - Vehicle wheelscastorsaxles for wheels or castorsincreasing wheel adhesion
- B60B 21/00 - Rims
Patent holdings for IPC class B60B 21/00
Total number of patents in this class: 144
10-year publication summary
|
9
|
11
|
10
|
19
|
15
|
16
|
8
|
4
|
7
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7201 |
10 |
| Central Motor Wheel Co., Ltd. | 90 |
7 |
| Bayerische Motoren Werke Aktiengesellschaft | 14198 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4460 |
4 |
| Campagnolo S.r.l. | 347 |
4 |
| ENVE Composites, LLC | 46 |
4 |
| CITIC Dicastal CO., LTD | 558 |
3 |
| Kringlan Composites AG | 9 |
3 |
| ThyssenKrupp AG | 3246 |
3 |
| Shimano Inc. | 3209 |
2 |
| Audi AG | 7327 |
2 |
| BBS Motorsport GmbH | 8 |
2 |
| Goodrich Corporation | 2092 |
2 |
| Keir Manufacturing, Inc. | 22 |
2 |
| Sram, LLC | 622 |
2 |
| ThyssenKrupp Carbon Components GmbH | 34 |
2 |
| ThyssenKrupp Steel Europe AG | 952 |
2 |
| Tidnab Innovations Inc. | 8 |
2 |
| Topy Kogyo Kabushiki Kaisha | 111 |
2 |
| Zhengxing Wheel Group Co., Ltd | 10 |
2 |
| Other owners | 80 |