Patent holdings for IPC class F16L 3/21

Total number of patents in this class: 10

10-year publication summary

0
1
1
1
1
1
1
1
1
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Lisega Aktiengesellschaft
7
2
Safran AeroSystems
275
2
Xi'an Thermal Power Research Institute Co., Ltd.
405
1
Shenzhen Airuixing Industrial Design Co., Ltd.
1
1
Dongguan Honglian Electronics Co., Ltd.
5
1
Concealfab Inc
51
1
Rtx Corporation
9689
1
Thermic Solutions, LLC
1
1
Other owners 0