Patent holdings for IPC class F16L 41/08

Total number of patents in this class: 409

10-year publication summary

31
29
37
38
29
25
32
25
27
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Dongguan Haoqi Intelligent Technology Co., Ltd
19
14
Robert Bosch GmbH
43554
8
Hanon Systems
2067
8
Advanced Drainage Systems, Inc.
380
7
Press-seal Corporation
41
7
Reliance Worldwide Corporation
340
7
Denso Corporation
25165
5
KHOLLE Magnolia 2015, LLC
21
5
Sanoh Industrial Co., Ltd.
213
4
TI Group Automotive Systems, L.L.C.
78
4
Danfoss A/S
1395
4
Minimax Viking Research & Development GmbH
123
4
Rheia, LLC
15
4
Airbus Operations S.A.S.
2520
3
Airbus Operations Limited
1314
3
Continental Automotive GmbH
4631
3
Hamilton Sundstrand Corporation
5014
3
ContiTech Techno-Chemie GmbH
77
3
Henn GmbH & Co. KG
95
3
INA Acquisition Corp.
130
3
Other owners 307