Patent holdings for IPC class F16L 58/10

Total number of patents in this class: 531

10-year publication summary

50
57
39
34
31
24
18
27
15
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Borealis AG
2756
10
DENSO-Holding GmbH & Co.
97
10
Automatic Coating Limited
41
9
Saipem S.p.A.
517
9
Saudi Arabian Oil Company
13814
9
Saipem S.A.
231
8
Subsea 7 Limited
226
8
Advanced Drainage Systems, Inc.
370
7
Pioneer Lining Technology Limited
28
7
Pipeline Induction Heat Limited
25
7
Saint-Gobain Pam
69
7
ShawCor Ltd.
75
7
Technip France
694
7
Evonik Operations GmbH
4198
7
3m Innovative Properties Company
17614
6
Henkel AG & Co. KGaA
10682
6
Minimax Viking Research & Development GmbH
127
6
2543500 Alberta Ltd B.d.a. Shaw Pipe Protection
14
6
INA Acquisition Corp.
129
5
MV Pipe Technologies GmbH
15
5
Other owners 385