- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 1/36 - Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes using fluid friction
Patent holdings for IPC class F01D 1/36
Total number of patents in this class: 74
10-year publication summary
|
8
|
13
|
6
|
10
|
7
|
2
|
7
|
2
|
8
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| McGuire Aero Propulsion Solutions Inc. | 6 |
6 |
| Boundary Energy Inc. | 17 |
4 |
| Edwards Japan Limited | 440 |
3 |
| ERK Eckrohrkessel GmbH | 9 |
3 |
| 102174309 Saskatchewan Ltd. | 3 |
3 |
| Aella SA | 5 |
2 |
| Pfeiffer Vacuum GmbH | 91 |
2 |
| Green Frog Turbines (UK) Limited | 2 |
2 |
| Tree Associates Ltd. | 13 |
2 |
| SIT Technologies SRL | 5 |
2 |
| Esquare Lab Ltd | 2 |
2 |
| Laminar Lift Systems Inc. | 2 |
2 |
| 2T-Energy LLC | 3 |
2 |
| Varian Semiconductor Equipment Associates, Inc. | 1187 |
1 |
| NGK Insulators, Ltd. | 5232 |
1 |
| Agilent Technologies, Inc. | 2637 |
1 |
| The Regents of the University of Michigan | 4979 |
1 |
| Edwards Limited | 773 |
1 |
| Energenox, Inc. | 1 |
1 |
| Energy Recovery, Inc. | 191 |
1 |
| Other owners | 32 |