- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 5/06 - Hollow screw conveyors
Patent holdings for IPC class F28F 5/06
Total number of patents in this class: 26
10-year publication summary
|
6
|
2
|
3
|
3
|
1
|
1
|
3
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Morris & Associates, Inc. | 40 |
5 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5155 |
2 |
| Clean Energy Technology Association, Inc. | 7 |
2 |
| Exency Ltd | 8 |
2 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6116 |
2 |
| Samsung Electronics Co., Ltd. | 151017 |
1 |
| Deutsches Zentrum für Luft- und Raumfahrt e.V. | 811 |
1 |
| Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan, R.O.C. | 118 |
1 |
| Nara Machinery Co., Ltd. | 35 |
1 |
| Novelis Inc. | 781 |
1 |
| Therma-Flite, Inc. | 5 |
1 |
| Vysoka Skola Banska - Technicka Univerzita Ostrava | 37 |
1 |
| Orenko Limited | 4 |
1 |
| Susteen Technologies GmbH | 1 |
1 |
| Simm Toscana S.r.l. | 1 |
1 |
| Ireliemar B.V. | 2 |
1 |
| Rtx Corporation | 9737 |
1 |
| Brevetti VL - Srl.s | 1 |
1 |
| Other owners | 0 |