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  • F - Mechanical engineeringlightingheatingweaponsblasting
  • F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
  • F16L 51/00 - Expansion-compensation arrangements for pipe-lines

Patent holdings for IPC class F16L 51/00

Total number of patents in this class: 126

10-year publication summary

11
9
8
7
12
5
9
5
5
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
NORMA Germany GmbH
240
3
Victaulic Company
617
3
VOSS Automotive GmbH
220
3
Siemens AG
24337
2
Toyota Motor Corporation
34094
2
Georg Fischer Rohrleitungssysteme AG
124
2
Ipex Technologies Inc.
111
2
Jiangsu University
1142
2
Magma Global Limited
54
2
Omachron Intellectual Property Inc.
948
2
Shanghai United Imaging Healthcare Co., Ltd.
2012
2
Subsea 7 Limited
228
2
Watertite Products, Inc.
104
2
Winston Products LLC
165
2
Hong, LEI
4
2
Jiangsu Beite Pipe Fittings Co., Ltd.
2
2
Zibo Environmental Protection Technology Co., Ltd.
83
2
Siemens Energy Global GmbH & Co. KG
3183
2
Jiangsu Yongli Pipeline Co., Ltd.
3
2
General Electric Company
13789
1
Other owners 84

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