- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 29/059 - Roller bearings
Patent holdings for IPC class F04D 29/059
Total number of patents in this class: 262
10-year publication summary
|
23
|
34
|
33
|
21
|
17
|
17
|
11
|
9
|
12
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Edwards Limited | 790 |
29 |
| Dyson Technology Limited | 3783 |
10 |
| Oerlikon Leybold Vacuum GmbH | 101 |
9 |
| Rtx Corporation | 9646 |
9 |
| Robert Bosch GmbH | 43146 |
8 |
| Carrier Corporation | 3995 |
7 |
| JPMorgan Chase Bank, National Association | 8792 |
7 |
| IHI Corporation | 3477 |
7 |
| Safran Aircraft Engines | 6443 |
7 |
| Toyota Industries Corporation | 1166 |
6 |
| General Electric Company | 13793 |
5 |
| Shimadzu Corporation | 6256 |
5 |
| EBM-Papst St. Georgen GmbH & Co. KG | 233 |
5 |
| Trane International Inc. | 1207 |
5 |
| Valeo Systemes de Controle Moteur | 600 |
5 |
| ResMed Motor Technologies Inc | 76 |
4 |
| Atlas Copco Airpower, naamloze vennootschap | 1045 |
4 |
| Valeo Systemes Thermiques | 2778 |
4 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 799 |
4 |
| Nuovo Pignone Tecnologie S.r.l. | 1085 |
4 |
| Other owners | 118 |