• All sections
  • F - Mechanical engineeringlightingheatingweaponsblasting
  • F16D - Couplings for transmitting rotationclutchesbrakes
  • F16D 3/227 - 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 the groove centre-lines of each coupling part lying on a cylinder co-axial with the respective coupling part the joints being telescopic

Patent holdings for IPC class F16D 3/227

Total number of patents in this class: 130

10-year publication summary

15
17
8
12
5
3
11
3
9
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
NTN Corporation
4941
67
GKN Driveline Deutschland GmbH
37
14
Dana Automotive Systems Group, LLC
475
7
Hitachi Astemo, Ltd.
6406
6
Hyundai Wia Corporation
212
4
JTEKT Corporation
2545
3
GKN Driveline International GmbH
143
3
Ifa-technologies GmbH
21
3
Volkswagen AG
7394
2
IJTT Co., Ltd.
23
2
Bayerische Motoren Werke Aktiengesellschaft
14979
1
Aktiebolaget SKF
3062
1
BF New Technologies GmbH
5
1
BONDIOLI & PAVESI S.p.a.
26
1
e-AAM Driveline Systems AB
45
1
GKN Driveline Bruneck AG
11
1
GKN Driveline North America, Inc.
104
1
Hirschvogel Holding GmbH
14
1
hofer-pdc GmbH
2
1
Kanzaki Kokyukoki Mfg. Co., Ltd.
192
1
Other owners 9