- 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 19/025 - Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges
Patent holdings for IPC class F16L 19/025
Total number of patents in this class: 201
10-year publication summary
|
22
|
14
|
17
|
19
|
20
|
20
|
18
|
14
|
23
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikin Incorporated | 690 |
7 |
| Nippon Pillar Packing Co., Ltd. | 259 |
5 |
| Siemens AG | 24565 |
4 |
| Caterpillar Inc. | 9166 |
4 |
| Entegris, Inc. | 1814 |
4 |
| Gates Corporation | 1180 |
4 |
| 3SC Global, LLC | 7 |
4 |
| Siemens Energy Global GmbH & Co. KG | 2829 |
4 |
| Flexigas UKC Ltd | 8 |
3 |
| Forum US, Inc. | 330 |
3 |
| JPB Systeme | 43 |
3 |
| Sanoh Industrial Co., Ltd. | 206 |
3 |
| Uniweld Products, Inc. | 72 |
3 |
| Eaton Intelligent Power Limited | 6300 |
3 |
| Eriks North America, Inc. | 3 |
3 |
| General Electric Company | 17789 |
2 |
| The Boeing Company | 19911 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 13863 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10692 |
2 |
| Adey Holdings (2008) Limited | 334 |
2 |
| Other owners | 134 |