Patent holdings for IPC class F04D 29/047

Total number of patents in this class: 263

10-year publication summary

27
28
33
26
27
13
15
7
13
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Tc1 LLC
633
15
Sulzer Management AG
667
14
Halliburton Energy Services, Inc.
20911
11
NTN Corporation
4973
7
Robert Bosch GmbH
42705
6
Grundfos Holding A/S
558
6
Luraco Health and Beauty, LLC.
8
6
Baker Hughes Holdings LLC
3007
6
Schlumberger Technology Corporation
10780
5
Boston Scientific Scimed, Inc.
10291
5
Terumo Kabushiki Kaisha
5549
5
Nidec GPM GmbH
140
5
Pyrotek, Inc.
200
5
General Electric Company
13810
4
Mitsubishi Heavy Industries, Ltd.
8752
4
Flowserve Management Company
192
4
Ruhrpumpen GmbH
22
4
Assoma Inc.
12
3
Energy Recovery, Inc.
177
3
Pierburg Pump Technology GmbH
325
3
Other owners 142