- All sections
- B - Performing operationstransporting
- B29L - Indexing scheme associated with subclass , relating to particular articles
- B29L 31/32 - Wheels, pinions, pulleys, castors or rollers
Patent holdings for IPC class B29L 31/32
Total number of patents in this class: 146
10-year publication summary
|
16
|
4
|
17
|
15
|
8
|
5
|
6
|
3
|
9
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekar Patent Holdings II, LLC | 15 |
10 |
| ENVE Composites, LLC | 34 |
5 |
| ThyssenKrupp Carbon Components GmbH | 34 |
5 |
| Carbon Revolution Pty Ltd | 29 |
4 |
| Mubea CARBO Tech GmbH | 70 |
4 |
| Sekar Patent Holdings, LLC | 18 |
4 |
| Action Composites GmbH | 14 |
4 |
| Honda Motor Co., Ltd. | 26657 |
3 |
| Schaeffler Technologies AG & Co. KG | 11233 |
3 |
| NTN Corporation | 4935 |
3 |
| Campagnolo S.r.l. | 328 |
3 |
| DT Swiss Inc. | 88 |
3 |
| JTEKT Europe | 215 |
3 |
| Lacks Enterprises, Inc. | 84 |
3 |
| Seamless Technologies, LLC | 28 |
3 |
| Canon Inc. | 44490 |
2 |
| Mitsubishi Rayon Co., Ltd. | 844 |
2 |
| Mitsubishi Chemical Corporation | 4767 |
2 |
| Albany Engineered Composites, Inc. | 139 |
2 |
| CITIC Dicastal CO., LTD | 568 |
2 |
| Other owners | 76 |