- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 68
10-year publication summary
|
8
|
6
|
8
|
13
|
6
|
10
|
7
|
2
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| McGuire Aero Propulsion Solutions Inc. | 5 |
5 |
| Edwards Japan Limited | 376 |
3 |
| ERK Eckrohrkessel GmbH | 10 |
3 |
| Aella SA | 4 |
2 |
| Asia Vital Components Co., Ltd. | 413 |
2 |
| The BOC Group, Inc. | 47 |
2 |
| Edwards Limited | 764 |
2 |
| Pfeiffer Vacuum GmbH | 85 |
2 |
| Green Frog Turbines (UK) Limited | 2 |
2 |
| Boundary Energy Inc. | 12 |
2 |
| SIT Technologies SRL | 3 |
2 |
| Esquare Lab Ltd | 2 |
2 |
| Laminar Lift Systems Inc. | 2 |
2 |
| Varian Semiconductor Equipment Associates, Inc. | 1282 |
1 |
| NGK Insulators, Ltd. | 4589 |
1 |
| Agilent Technologies, Inc. | 2744 |
1 |
| The Regents of the University of Michigan | 4409 |
1 |
| Energenox, Inc. | 1 |
1 |
| Energy Recovery, Inc. | 168 |
1 |
| Green Aurora (Gibraltar) Limited | 1 |
1 |
| Other owners | 30 |