- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 53/35 - Ohmic-resistance heating
Patent holdings for IPC class F16L 53/35
Total number of patents in this class: 84
10-year publication summary
|
2
|
6
|
9
|
5
|
15
|
5
|
4
|
3
|
13
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nichias Corporation | 396 |
9 |
| Thermos Corporation | 6 |
5 |
| Edwards Limited | 791 |
4 |
| VOSS Automotive GmbH | 217 |
3 |
| Globalmed, Inc. | 34 |
3 |
| Siemens Energy AS | 159 |
3 |
| Tomoegawa Corporation | 75 |
3 |
| Tokyo Electron Limited | 13169 |
2 |
| NORMA Germany GmbH | 235 |
2 |
| Total SA | 487 |
2 |
| Flexsteel USA, LLC | 166 |
2 |
| Bani-Asaf Inc. | 3 |
1 |
| Eugen Forschner GmbH | 41 |
1 |
| Fujikin Incorporated | 694 |
1 |
| Gebr. Krallmann GmbH | 12 |
1 |
| General Electric Technology GmbH | 1370 |
1 |
| Goodrich Corporation | 2187 |
1 |
| Hutchinson | 477 |
1 |
| Lattron Co. Ltd. | 20 |
1 |
| MANN+HUMMEL GmbH | 1778 |
1 |
| Other owners | 37 |