- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 23/22 - Flanged joints characterised by the sealing means the sealing means being rings made exclusively of a material other than metal
Patent holdings for IPC class F16L 23/22
Total number of patents in this class: 148
10-year publication summary
|
14
|
11
|
11
|
20
|
14
|
15
|
18
|
20
|
10
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Victaulic Company | 624 |
7 |
| LGC US Asset Holdings, LLC | 53 |
7 |
| The Boeing Company | 20160 |
6 |
| General Electric Technology GmbH | 1337 |
6 |
| Nippon Pillar Packing Co., Ltd. | 238 |
6 |
| ASC Engineered Solutions, LLC | 328 |
6 |
| Mueller International, LLC | 744 |
4 |
| Crompton Technology Group Limited | 162 |
3 |
| Edwards Limited | 774 |
3 |
| Ichor Systems, Inc. | 77 |
3 |
| Kubota Corporation | 4391 |
3 |
| M-flow Technologies Ltd | 27 |
3 |
| SPM Oil & Gas Inc. | 360 |
3 |
| Toyota Motor Corporation | 35772 |
2 |
| Raytheon Company | 8448 |
2 |
| Carrier Corporation | 3955 |
2 |
| Cairn5 LLC | 7 |
2 |
| DCI, Inc. | 4 |
2 |
| ElringKlinger AG | 573 |
2 |
| Flexitallic Investments, Inc. | 89 |
2 |
| Other owners | 74 |