- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16H - Gearing
- F16H 49/00 - Other gearing
Patent holdings for IPC class F16H 49/00
Total number of patents in this class: 791
10-year publication summary
|
50
|
62
|
81
|
78
|
104
|
76
|
94
|
89
|
92
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Harmonic Drive Systems Inc. | 465 |
116 |
| Schaeffler Technologies AG & Co. KG | 8880 |
64 |
| Hamilton Sundstrand Corporation | 4525 |
29 |
| Seiko Epson Corporation | 18724 |
22 |
| Sumitomo Heavy Industries, Ltd. | 1670 |
21 |
| Denso Corporation | 23338 |
13 |
| California Institute of Technology | 3884 |
11 |
| TQ-Systems GMBH | 52 |
11 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
10 |
| Wittenstein SE | 120 |
10 |
| Hiwin Technologies Corp. | 336 |
9 |
| Nabtesco Corporation | 871 |
9 |
| Hitachi Metals, Ltd. | 2175 |
8 |
| Osaka University | 3143 |
8 |
| ZF Friedrichshafen AG | 6820 |
7 |
| Azbil Corporation | 486 |
7 |
| GREE Electric Appliances, Inc. of Zhuhai | 3007 |
7 |
| Harmonic Drive Aktiengesellschaft | 13 |
7 |
| Nexen Group, Inc. | 46 |
7 |
| Nidec Corporation | 2579 |
7 |
| Other owners | 408 |