- 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: 906
10-year publication summary
|
83
|
87
|
100
|
81
|
77
|
53
|
60
|
52
|
40
|
25
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 72473 |
56 |
| Nuovo Pignone Tecnologie S.r.l. | 948 |
26 |
| Burckhardt Compression AG | 120 |
23 |
| Sanden Corporation | 954 |
21 |
| Whirlpool S.A. | 363 |
21 |
| Panasonic Corporation | 20173 |
15 |
| Mitsubishi Electric Corporation | 45811 |
15 |
| Robert Bosch GmbH | 42450 |
14 |
| Doowon Technical College | 104 |
14 |
| Doowon Electronics Co., Ltd. | 86 |
13 |
| Copeland LP | 686 |
13 |
| Murata Manufacturing Co., Ltd. | 24342 |
11 |
| Dresser-Rand Company | 212 |
11 |
| Graco Minnesota Inc. | 1180 |
11 |
| Hanon Systems | 1894 |
10 |
| Valeo Japan Co., Ltd. | 300 |
10 |
| Kerr Machine Co. | 127 |
10 |
| Kabushiki Kaisha Toyota Jidoshokki | 1745 |
10 |
| Denso Corporation | 24120 |
8 |
| Arcelik A.S. | 3516 |
8 |
| Other owners | 586 |