- 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 59/065 - Arrangements using an air layer or vacuum using vacuum
Patent holdings for IPC class F16L 59/065
Total number of patents in this class: 852
10-year publication summary
|
44
|
74
|
97
|
111
|
92
|
103
|
83
|
94
|
77
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
190 |
| Whirlpool Corporation | 4238 |
93 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
62 |
| Mitsubishi Electric Corporation | 43934 |
25 |
| Concept Group, LLC | 46 |
22 |
| Samsung Electronics Co., Ltd. | 131630 |
19 |
| Dai Nippon Printing Co., Ltd. | 3891 |
17 |
| Va-q-tec AG | 107 |
16 |
| Nicoventures Trading Limited | 2898 |
16 |
| ES Global Co., Ltd. | 17 |
13 |
| Kingspan Holdings (IRL) Limited | 389 |
12 |
| Hutchinson | 455 |
10 |
| LG Hausys, Ltd. | 839 |
10 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
10 |
| Acergy France SAS | 124 |
8 |
| BASF SE | 19740 |
7 |
| Nexans | 588 |
7 |
| Qingdao Haier Refrigerator Co., Ltd | 1378 |
7 |
| Saint-Gobain Isover | 603 |
7 |
| Haier Smart Home Co., Ltd. | 4882 |
7 |
| Other owners | 294 |