- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 39/10 - Adaptation or arrangement of distribution members
Patent holdings for IPC class F04B 39/10
Total number of patents in this class: 875
10-year publication summary
87
|
83
|
87
|
100
|
81
|
77
|
51
|
56
|
48
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
55 |
Nuovo Pignone Tecnologie S.r.l. | 789 |
24 |
Burckhardt Compression AG | 116 |
22 |
Whirlpool S.A. | 377 |
21 |
Sanden Corporation | 859 |
20 |
Robert Bosch GmbH | 40953 |
14 |
Doowon Technical College | 101 |
14 |
Copeland LP | 656 |
14 |
Mitsubishi Electric Corporation | 43934 |
13 |
Doowon Electronics Co., Ltd. | 87 |
13 |
Panasonic Corporation | 20786 |
11 |
Murata Manufacturing Co., Ltd. | 22355 |
11 |
Dresser-Rand Company | 233 |
11 |
Graco Minnesota Inc. | 1124 |
11 |
Zahroof Valves Inc. | 14 |
10 |
Kabushiki Kaisha Toyota Jidoshokki | 1699 |
10 |
Arcelik A.S. | 3617 |
9 |
Hanon Systems | 1632 |
9 |
Valeo Japan Co., Ltd. | 292 |
9 |
Denso Corporation | 23338 |
8 |
Other owners | 566 |