- All sections
- A - Human necessities
- A61F - Filters implantable into blood vesselsprosthesesdevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stentsorthopaedic, nursing or contraceptive devicesfomentationtreatment or protection of eyes or earsbandages, dressings or absorbent padsfirst-aid kits
- A61F 2/64 - Knee joints
Patent holdings for IPC class A61F 2/64
Total number of patents in this class: 685
10-year publication summary
|
52
|
38
|
61
|
56
|
49
|
55
|
62
|
46
|
46
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otto Bock Healthcare Products GmbH | 280 |
101 |
| Ottobock SE & Co. KGaA | 555 |
66 |
| Ossur Iceland ehf | 495 |
42 |
| Ossur HF | 526 |
33 |
| Vanderbilt University | 1928 |
31 |
| Massachusetts Institute of Technology | 10129 |
26 |
| Nabtesco Corporation | 885 |
19 |
| The Regents of the University of California | 20230 |
14 |
| Honda Motor Co., Ltd. | 25769 |
13 |
| College Park Industries, Inc. | 99 |
13 |
| Otto Bock Healthcare GmbH | 157 |
12 |
| University of Utah Research Foundation | 1838 |
12 |
| Blatchford Products Limited | 104 |
11 |
| Otto Bock HealthCare LP | 89 |
10 |
| Proteor USA, LLC | 82 |
9 |
| Inventus Engineering GmbH | 190 |
6 |
| National Bank of Canada | 21 |
6 |
| Pro Limb International Corp. | 7 |
6 |
| Rehabilitation Institute of Chicago | 136 |
6 |
| Sarcos Corp. | 153 |
6 |
| Other owners | 243 |