Patent holdings for IPC class F16C 19/30

Total number of patents in this class: 305

10-year publication summary

52
33
31
28
23
15
13
11
9
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Schaeffler Technologies AG & Co. KG
9995
69
NTN Corporation
4973
51
NSK Ltd.
2793
18
Aktiebolaget SKF
2983
16
JTEKT Corporation
2522
14
Schaeffler Technologies GmbH & Co. KG
846
7
Nidec Motor Corporation
528
7
Schaeffler KG
689
7
Itrec B.V.
503
6
Koyo Bearings North America LLC
61
6
Coiled Tubing Rental Tools, Inc.
12
5
The Timken Company
361
5
Alcon, Inc.
5476
4
Liebherr-components Biberach GmbH
225
4
Halliburton Energy Services, Inc.
20946
3
National Oilwell Varco, L.P.
1686
3
Nippon Thompson Co., Ltd.
220
3
Thru Tubing Solutions, Inc.
379
3
Joy Global Surface Mining Inc
367
3
Hitachi Construction Machinery Co., Ltd.
2650
2
Other owners 69