- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16D - Couplings for transmitting rotation; clutches; brakes
- F16D 13/08 - Friction clutches with a helical band or equivalent member, which may be built-up from linked parts, with more than one turn embracing a drum or the like, with or without an additional clutch actuating the end of the band
Patent holdings for IPC class F16D 13/08
Total number of patents in this class: 80
10-year publication summary
|
10
|
5
|
10
|
4
|
6
|
3
|
6
|
2
|
3
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Litens Automotive Partnership | 337 |
22 |
| Gates Corporation | 1182 |
7 |
| Schaeffler Technologies AG & Co. KG | 8880 |
5 |
| NTN Corporation | 5008 |
5 |
| Mitsuboshi Belting Ltd. | 307 |
4 |
| Dayco Europe S.r.l. | 174 |
2 |
| Inertia Dynamics LLC | 6 |
2 |
| Mitsuba Corporation | 806 |
2 |
| Origin Electric Company, Limited | 81 |
2 |
| Reell Precision Manufacturing Corporation | 38 |
2 |
| SRI International | 974 |
2 |
| Bizen Hatsujo Co.,Ltd. | 15 |
2 |
| Siemens AG | 24990 |
1 |
| Sharp Corporation | 10015 |
1 |
| Hitachi Automotive Systems, Ltd. | 3970 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
1 |
| Blue Leaf I.P., Inc. | 2758 |
1 |
| Trimble Navigation Limited | 701 |
1 |
| Other owners | 15 |