- All sections
- A - Human necessities
- A61H - Physical therapy apparatus, e.g. devices for locating or stimulating reflex points in the bodyartificial respirationmassagebathing devices for special therapeutic or hygienic purposes or specific parts of the body
- A61H 3/06 - Walking aids for blind persons
Patent holdings for IPC class A61H 3/06
Total number of patents in this class: 443
10-year publication summary
|
47
|
74
|
42
|
30
|
36
|
52
|
39
|
29
|
31
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 36465 |
16 |
| Brandbumps, LLC | 19 |
16 |
| Boe Technology Group Co., Ltd. | 44771 |
12 |
| Sony Corporation | 29876 |
11 |
| Cloudminds (Shenzhen) Robotics Systems Co., Ltd. | 390 |
10 |
| International Business Machines Corporation | 62871 |
9 |
| Toyota Motor Engineering & Manufacturing North America, Inc. | 1926 |
7 |
| Haptx Inc. | 24 |
7 |
| Mentor Acquisition One, LLC | 341 |
6 |
| Anycheck Information Technologies Co. Ltd. | 392 |
6 |
| Sony Group Corporation | 16259 |
6 |
| Dotlumen S.r.l. | 10 |
6 |
| Microsoft Technology Licensing, LLC | 54706 |
5 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3940 |
5 |
| Blind InSites, LLC | 38 |
5 |
| Dot Incorporation | 78 |
5 |
| Nant Holdings IP, LLC | 855 |
5 |
| Pusung Recycling Co., Ltd. | 14 |
5 |
| The United States Government AS represented by The Department of Veterans Affairs | 1359 |
5 |
| Samsung Electronics Co., Ltd. | 159755 |
4 |
| Other owners | 292 |