• All sections
  • F - Mechanical engineeringlightingheatingweaponsblasting
  • F16D - Couplings for transmitting rotationclutchesbrakes
  • F16D 3/2237 - Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts where the grooves are composed of radii and adjoining straight lines, i.e. undercut free [UF] type joints

Patent holdings for IPC class F16D 3/2237

Total number of patents in this class: 67

10-year publication summary

3
2
4
6
9
3
3
1
0
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
NTN Corporation
4977
40
GKN Driveline International GmbH
159
7
JTEKT Corporation
2482
5
Neapco Intellectual Property Holdings, LLC
116
5
Toyota Motor Corporation
31377
2
Shaft-Form-Engineering GmbH
17
2
Mazda Motor Corporation
3113
1
Hyundai Wia Corporation
128
1
Polaris Industries Inc.
2147
1
Steering Solutions IP Holding Corporation
911
1
Erae AMS Co., Ltd.
87
1
New Ventures Marketing, LLC
5
1
Other owners 0