Patent holdings for IPC class F16L 55/48

Total number of patents in this class: 225

10-year publication summary

8
7
11
13
24
17
29
16
30
27
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Saudi Arabian Oil Company
13600
20
TDW Delaware, Inc.
170
13
Aramco Services Company
4083
9
Hifi Engineering Inc.
132
7
Halliburton Energy Services, Inc.
21015
6
Rosen Swiss AG
87
6
GE Infrastructure Technology, LLC
6196
6
Rosen IP AG
47
6
Seescan, Inc.
533
5
Pipetronics GmbH & Co. KG
19
5
INA Acquisition Corp.
129
4
Ingu Solutions Inc.
26
4
REDUCT, naamloze vennootschap
10
4
BrightAI Corp.
23
4
Comtel Systems Limited
4
3
Pure Technologies Ltd.
81
3
S & B Technical Products, Inc.
91
3
State Farm Mutual Automobile Insurance Company
3175
3
Uresh AG
8
3
GRTgaz
67
3
Other owners 108