- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16H - Gearing
- F16H 21/46 - Gearings comprising primarily only links or levers, with or without slides with movements in three dimensions
Patent holdings for IPC class F16H 21/46
Total number of patents in this class: 87
10-year publication summary
|
2
|
10
|
11
|
9
|
9
|
7
|
9
|
9
|
4
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 5008 |
46 |
| Sony Corporation | 32931 |
7 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Kabushiki Kaisha Yaskawa Denki | 1468 |
3 |
| Kyushu Institute of Technology | 319 |
3 |
| Yanshan University | 130 |
2 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
2 |
| NSK Ltd. | 2719 |
1 |
| Kawasaki Heavy Industries, Limited | 1524 |
1 |
| Claverham Ltd. | 31 |
1 |
| FANUC Corporation | 5803 |
1 |
| Florida Atlantic University Board of Trustees | 69 |
1 |
| Kagoshima University | 284 |
1 |
| Manz AG | 37 |
1 |
| National University Corporation Nagoya Institute of Technology | 106 |
1 |
| SMR Patents S.a.r.l. | 305 |
1 |
| THK GmbH | 7 |
1 |
| The University of Tokyo | 3903 |
1 |
| Yamatake Corporation | 102 |
1 |
| Blue Innovation Co., Ltd. | 12 |
1 |
| Other owners | 7 |