- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
Patent holdings for IPC class F04C 15/00
Total number of patents in this class: 2048
10-year publication summary
|
201
|
229
|
173
|
168
|
134
|
154
|
117
|
110
|
104
|
49
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44064 |
95 |
| KYB Corporation | 1417 |
45 |
| Nidec Tosok Corporation | 206 |
38 |
| Hamilton Sundstrand Corporation | 5019 |
37 |
| LG Electronics Inc. | 75561 |
33 |
| Denso Corporation | 25471 |
33 |
| Project Phoenix, LLC | 54 |
32 |
| Hitachi Astemo, Ltd. | 6415 |
32 |
| Schwabische Huttenwerke Automotive GmbH | 62 |
30 |
| NETZSCH Pumpen & Systeme GmbH | 109 |
25 |
| Hanon Systems EFP Deutschland GmbH | 97 |
22 |
| LG Innotek Co., Ltd. | 8398 |
20 |
| Daikin Industries, Ltd. | 10457 |
19 |
| Schaeffler Technologies AG & Co. KG | 10911 |
19 |
| GHSP, Inc. | 139 |
19 |
| Aisin Seiki Kabushiki Kaisha | 2165 |
18 |
| Pierburg Pump Technology GmbH | 334 |
18 |
| Heishin Ltd. | 96 |
17 |
| CIRCOR Pumps North America, LLC | 36 |
17 |
| Danfoss A/S | 1423 |
17 |
| Other owners | 1462 |