Patent holdings for IPC class F16N 21/00

Total number of patents in this class: 144

10-year publication summary

18
21
18
15
14
10
3
13
8
1
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Graco Minnesota Inc.
1119
6
Rtx Corporation
8622
5
SKF Lubrication Systems Germany GmbH
55
4
GJR Meyer Service Inc.
17
4
Pratt & Whitney Canada Corp.
4162
3
ZF Friedrichshafen AG
6831
3
Alltemp Products Company Limited
61
3
Azionaria Costruzioni Macchine Automatiche A.C.M.A. S.p.A.
165
3
Progressive Oilfield Services Ltd.
3
3
Safran Aircraft Engines
5685
3
ZF Wind Power Antwerpen N.V.
161
3
Toyota Motor Corporation
28282
2
United Technologies Corporation
2328
2
Caterpillar Inc.
8814
2
Hamilton Sundstrand Corporation
4486
2
Brasscorp Limited
7
2
Cummins Filtration IP, Inc.
815
2
Curtis ROYS
2
2
ElringKlinger AG
480
2
Jost-Werke GmbH
72
2
Other owners 86