- 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: 911
10-year publication summary
|
82
|
86
|
100
|
81
|
76
|
52
|
59
|
51
|
39
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73476 |
55 |
| Nuovo Pignone Tecnologie S.r.l. | 994 |
26 |
| Burckhardt Compression AG | 121 |
23 |
| Whirlpool S.A. | 353 |
21 |
| Sanden Corporation | 965 |
20 |
| Panasonic Corporation | 20059 |
15 |
| Mitsubishi Electric Corporation | 46346 |
15 |
| Robert Bosch GmbH | 42784 |
14 |
| Doowon Technical College | 104 |
14 |
| Doowon Electronics Co., Ltd. | 86 |
13 |
| Copeland LP | 700 |
13 |
| Murata Manufacturing Co., Ltd. | 24684 |
12 |
| Dresser-Rand Company | 212 |
11 |
| Graco Minnesota Inc. | 1203 |
11 |
| Valeo Japan Co., Ltd. | 306 |
11 |
| Kerr Machine Co. | 147 |
11 |
| Hanon Systems | 1970 |
10 |
| Atlas Copco Compressors LLC | 17 |
9 |
| Kabushiki Kaisha Toyota Jidoshokki | 1764 |
9 |
| Denso Corporation | 24404 |
8 |
| Other owners | 590 |