- 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 59/147 - Arrangements for the insulation of pipes or pipe systems the insulation being located inwardly of the outer surface of the pipe
Patent holdings for IPC class F16L 59/147
Total number of patents in this class: 129
10-year publication summary
|
16
|
4
|
10
|
8
|
9
|
14
|
13
|
10
|
15
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dong in Engineering Co., Ltd. | 14 |
7 |
| Nichias Corporation | 387 |
7 |
| Johns Manville | 966 |
6 |
| Velan Inc. | 39 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8515 |
3 |
| The Furukawa Electric Co., Ltd. | 3595 |
3 |
| Futaba Industrial Co., Ltd. | 307 |
3 |
| Industrial Insulation Group LLC | 28 |
3 |
| PMC Pumps Inc. | 23 |
3 |
| LG Chem, Ltd. | 17632 |
2 |
| The Boeing Company | 19901 |
2 |
| Monsanto Technology LLC | 8078 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 13830 |
2 |
| Aker Solutions AS | 234 |
2 |
| PTubes, Inc. | 13 |
2 |
| Saipem S.A. | 227 |
2 |
| Sekisui Chemical Co., Ltd. | 3303 |
2 |
| Subsea 7 Limited | 215 |
2 |
| SunCor Energy Inc. | 768 |
2 |
| The Texas a & M University System | 1591 |
2 |
| Other owners | 66 |