- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
- F16L 19/04 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts using additional rigid rings, sealing directly on at least one pipe end, which is flared either before or during the making of the connection
Patent holdings for IPC class F16L 19/04
Total number of patents in this class: 145
10-year publication summary
22
|
17
|
17
|
13
|
18
|
8
|
12
|
9
|
4
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nippon Pillar Packing Co., Ltd. | 269 |
17 |
Swagelok Company | 325 |
15 |
Daikin Industries, Ltd. | 9495 |
5 |
Titeflex Corporation | 82 |
5 |
ASC Engineered Solutions, LLC | 278 |
5 |
CORE Linepipe Inc. | 17 |
3 |
Higashio Mech Co., Ltd. | 14 |
3 |
Mueller International, LLC | 694 |
3 |
Agilent Technologies, Inc. | 2744 |
2 |
Flowell Corporation | 7 |
2 |
IDEX Health & Science LLC | 205 |
2 |
Lokring Technology, LLC | 36 |
2 |
Omega Flex, Inc. | 58 |
2 |
Parker-Hannifin Corporation | 999 |
2 |
Saint-Gobain Performance Plastics France | 43 |
2 |
White Knight Fluid Handling, Inc | 27 |
2 |
W.O.M. World of Medicine GmbH | 78 |
2 |
Usui Co., Ltd. | 105 |
2 |
Bantboru Sanayi ve Ticaret Anonim Sirketi | 4 |
2 |
The Boeing Company | 19843 |
1 |
Other owners | 66 |