- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 39/10 - Adaptation or arrangement of distribution members
Patent holdings for IPC class F04B 39/10
Total number of patents in this class: 962
10-year publication summary
|
87
|
100
|
81
|
77
|
53
|
60
|
54
|
40
|
60
|
49
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75654 |
69 |
| Nuovo Pignone Tecnologie S.r.l. | 1206 |
26 |
| Burckhardt Compression AG | 124 |
22 |
| Whirlpool S.A. | 337 |
20 |
| Sanden Corporation | 1030 |
18 |
| Mitsubishi Electric Corporation | 47971 |
15 |
| Doowon Technical College | 103 |
14 |
| Robert Bosch GmbH | 44128 |
13 |
| Doowon Electronics Co., Ltd. | 82 |
13 |
| Copeland LP | 700 |
13 |
| Panasonic Corporation | 19060 |
12 |
| Murata Manufacturing Co., Ltd. | 25722 |
12 |
| Dresser-Rand Company | 206 |
11 |
| Graco Minnesota Inc. | 1277 |
11 |
| Hanon Systems | 2106 |
10 |
| Valeo Japan Co., Ltd. | 310 |
10 |
| Atlas Copco Compressors LLC | 15 |
9 |
| ThyssenKrupp AG | 3423 |
9 |
| Kerr Machine Co. | 175 |
9 |
| Kabushiki Kaisha Toyota Jidoshokki | 1810 |
9 |
| Other owners | 637 |