- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 39/16 - FiltrationMoisture separation
Patent holdings for IPC class F04B 39/16
Total number of patents in this class: 380
10-year publication summary
|
23
|
27
|
36
|
37
|
30
|
33
|
26
|
38
|
28
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Atlas Copco Airpower, naamloze vennootschap | 983 |
26 |
| Nabtesco Automotive Corporation | 128 |
25 |
| LG Electronics Inc. | 71185 |
14 |
| Koganei Corporation | 213 |
12 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1409 |
11 |
| IHI Corporation | 3367 |
6 |
| Isuzu Motors Limited | 2240 |
6 |
| Estis Compression, LLC | 25 |
6 |
| Ingersoll-Rand Industrial U.S., Inc. | 498 |
6 |
| Black & Decker, Inc. | 2407 |
5 |
| Carrier Corporation | 4441 |
5 |
| Hanon Systems | 1828 |
5 |
| ZF CV Systems Europe BV | 744 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8550 |
4 |
| Hitachi, Ltd. | 15247 |
4 |
| Bendix Commercial Vehicle Systems LLC | 869 |
4 |
| Nantong Guangxing Pneumatic Equipment Co., Ltd. | 11 |
4 |
| Toshiba Carrier Corporation | 515 |
4 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1408 |
4 |
| Doosan Bobcat North America Inc. | 556 |
4 |
| Other owners | 220 |