- 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: 952
10-year publication summary
|
87
|
100
|
81
|
77
|
53
|
60
|
54
|
40
|
58
|
36
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75160 |
69 |
| Nuovo Pignone Tecnologie S.r.l. | 1166 |
26 |
| Burckhardt Compression AG | 124 |
22 |
| Whirlpool S.A. | 339 |
20 |
| Sanden Corporation | 1020 |
18 |
| Mitsubishi Electric Corporation | 47683 |
15 |
| Robert Bosch GmbH | 43700 |
14 |
| Doowon Technical College | 106 |
14 |
| Doowon Electronics Co., Ltd. | 85 |
13 |
| Copeland LP | 695 |
13 |
| Panasonic Corporation | 19485 |
12 |
| Murata Manufacturing Co., Ltd. | 25588 |
12 |
| Dresser-Rand Company | 206 |
11 |
| Graco Minnesota Inc. | 1257 |
11 |
| Valeo Japan Co., Ltd. | 312 |
11 |
| Hanon Systems | 2072 |
10 |
| Atlas Copco Compressors LLC | 16 |
9 |
| ThyssenKrupp AG | 3468 |
9 |
| Kerr Machine Co. | 171 |
9 |
| Kabushiki Kaisha Toyota Jidoshokki | 1805 |
9 |
| Other owners | 625 |