- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 25/14 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
Patent holdings for IPC class F04D 25/14
Total number of patents in this class: 83
10-year publication summary
|
8
|
7
|
8
|
6
|
7
|
4
|
7
|
2
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Groupe Ro-main Inc. | 16 |
6 |
| Cendori Co., Ltd. | 24 |
4 |
| Panasonic Corporation | 18512 |
3 |
| Wistron Corporation | 2468 |
3 |
| CTB, Inc. | 351 |
3 |
| Quanta Computer Inc. | 1454 |
3 |
| Watt Fuel Cell Corp. | 172 |
3 |
| Nanning Fulian Fugui Precision Industrial Co., Ltd. | 150 |
3 |
| JPMorgan Chase Bank, National Association | 8982 |
2 |
| Acoustiflo, Ltd. | 8 |
2 |
| Broan-NuTone LLC | 465 |
2 |
| The GSI Group, LLC | 123 |
2 |
| Panasonic Ecology Systems Guangdong Co., Ltd. | 111 |
2 |
| Schneider Electric Industries SAS | 1602 |
2 |
| Stego-Holding GmbH | 102 |
2 |
| Nuovo Pignone Tecnologie S.r.l. | 1121 |
2 |
| TERMOTECNICA PERICOLI S.r.l. | 7 |
2 |
| The Regents of the University of California | 20989 |
1 |
| Cisco Technology, Inc. | 22697 |
1 |
| Mitsubishi Electric Corporation | 48546 |
1 |
| Other owners | 34 |