Patent holdings for IPC class F16L 33/22

Total number of patents in this class: 498

10-year publication summary

48
43
45
34
40
33
29
27
29
30
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Nippon Pillar Packing Co., Ltd.
242
30
Toyox Co., Ltd.
148
21
Rehau AG + Co
393
14
Rehau Construction LLC.
18
13
Husqvarna AB
2965
11
Reliance Worldwide Corporation
338
7
VOSS Automotive GmbH
217
6
Eaton Intelligent Power Limited
6066
6
Reliance Worldwide Corporation (UK) Limited
40
6
Life Technologies Corporation
3351
5
Fisher & Paykel Healthcare Limited
2538
5
Netafim, Ltd.
182
5
Tectran Mfg. Inc.
69
5
Winston Products LLC
162
5
Sartorius Stedim FMT
112
5
Daikin Industries, Ltd.
10167
4
CORE Linepipe Inc.
17
4
Fit-Line, Inc.
19
4
Georg Fischer JRG AG
43
4
Nitta Corporation
373
4
Other owners 334