- 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: 408
10-year publication summary
|
27
|
36
|
37
|
30
|
33
|
26
|
43
|
29
|
32
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Atlas Copco Airpower, naamloze vennootschap | 1085 |
36 |
| Nabtesco Automotive Corporation | 128 |
25 |
| LG Electronics Inc. | 76299 |
16 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1561 |
13 |
| Koganei Corporation | 209 |
12 |
| Ingersoll-Rand Industrial U.S., Inc. | 542 |
7 |
| ZF CV Systems Europe BV | 825 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 9252 |
6 |
| IHI Corporation | 3552 |
6 |
| Isuzu Motors Limited | 2338 |
6 |
| Black & Decker, Inc. | 2490 |
5 |
| Hanon Systems | 2141 |
5 |
| Doosan Bobcat North America Inc. | 655 |
5 |
| Hitachi, Ltd. | 16221 |
4 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2844 |
4 |
| Nantong Guangxing Pneumatic Equipment Co., Ltd. | 12 |
4 |
| Toshiba Carrier Corporation | 468 |
4 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1340 |
4 |
| Dongguan Hesheng Machinery & Electric Co., Ltd. | 11 |
4 |
| Flowco Masterco LLC | 64 |
4 |
| Other owners | 231 |