- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F15B - Systems acting by means of fluids in general; fluid-pressure actuators, e.g. servomotors; details of fluid-pressure systems, not otherwise provided for
- F15B 15/18 - Combined units comprising both motor and pump
Patent holdings for IPC class F15B 15/18
Total number of patents in this class: 341
10-year publication summary
29
|
18
|
21
|
23
|
36
|
37
|
29
|
31
|
42
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Robert Bosch GmbH | 40953 |
24 |
Caterpillar Inc. | 8877 |
18 |
Project Phoenix, LLC | 52 |
15 |
Hitachi Construction Machinery Co., Ltd. | 2498 |
7 |
Kayaba Industry Co., Ltd. | 376 |
7 |
KYB Corporation | 1278 |
6 |
Enerpac Tool Group Corp. | 112 |
6 |
Kubota Corporation | 3054 |
5 |
Milwaukee Electric Tool Corporation | 3572 |
5 |
Parker Intangibles LLC | 1237 |
5 |
Warner Electric Technology LLC | 119 |
5 |
Eaton Intelligent Power Limited | 6113 |
5 |
Hitachi Astemo, Ltd. | 5618 |
5 |
Kawasaki Heavy Industries, Limited | 1524 |
4 |
HOERBIGER Automatisierungstechnik Holding GmbH | 41 |
4 |
Kobelco Construction Machinery Co., Ltd. | 1048 |
4 |
Oshkosh Corporation | 1006 |
4 |
Volvo Construction Equipment AB | 1172 |
4 |
HD Hyundai Infracore Co., Ltd | 252 |
4 |
Airbus Operations Limited | 1157 |
3 |
Other owners | 201 |