Patent holdings for IPC class F17D 5/06

Total number of patents in this class: 491

10-year publication summary

33
55
37
55
37
39
40
46
34
16
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Saudi Arabian Oil Company
13949
14
Chengdu Qinchuan IoT Technology Co., Ltd.
530
13
Wint-wi Ltd.
19
12
Halliburton Energy Services, Inc.
21242
11
Siemens AG
24177
9
NEC Corporation
36733
9
Mueller International, LLC
739
9
Hifi Engineering Inc.
137
7
International Business Machines Corporation
62295
6
The University of Adelaide
174
6
Kamstrup A/S
182
6
The Yokohama Rubber Co., Ltd.
4102
5
ENI S.p.A.
1296
5
Technip France
688
5
Pipesense, LLC
9
5
Flexsteel USA, LLC
164
5
General Electric Company
13816
4
Advanced Engineering Solutions Ltd
15
4
Changzhou University
205
4
China University of Petroleum (East China)
404
4
Other owners 348