- 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 9/14 - Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
Patent holdings for IPC class F16L 9/14
Total number of patents in this class: 501
10-year publication summary
|
31
|
49
|
38
|
39
|
26
|
23
|
25
|
32
|
26
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang Xinzhou Bamboo-based Composites Technology Co., Ltd | 38 |
15 |
| The Boeing Company | 19843 |
10 |
| Johns Manville | 980 |
8 |
| NGK Insulators, Ltd. | 4589 |
7 |
| Saint-Gobain Performance Plastics Corporation | 1028 |
7 |
| Titeflex Corporation | 82 |
7 |
| Concept Group, LLC | 46 |
7 |
| Era Co., Ltd. | 28 |
7 |
| 3m Innovative Properties Company | 18406 |
6 |
| Ibiden Co., Ltd. | 1724 |
5 |
| Kyoraku Co., Ltd. | 485 |
5 |
| ShawCor Ltd. | 79 |
5 |
| Toyota Motor Corporation | 28582 |
4 |
| The Furukawa Electric Co., Ltd. | 3486 |
4 |
| Borealis AG | 2558 |
4 |
| Durasystems Barriers, Inc. | 22 |
4 |
| IDEX Health & Science LLC | 205 |
4 |
| INA Acquisition Corp. | 134 |
4 |
| Kuraray Co., Ltd. | 3392 |
4 |
| Magma Global Limited | 51 |
4 |
| Other owners | 380 |