- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F15B - Systems acting by means of fluids in generalfluid-pressure actuators, e.g. servomotorsdetails of fluid-pressure systems, not otherwise provided for
- F15B 1/26 - Supply reservoir or sump assemblies
Patent holdings for IPC class F15B 1/26
Total number of patents in this class: 497
10-year publication summary
|
61
|
52
|
45
|
39
|
28
|
44
|
48
|
40
|
44
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44176 |
21 |
| Deere & Company | 8118 |
20 |
| Caterpillar Inc. | 10281 |
19 |
| Komatsu Ltd. | 4733 |
10 |
| Yamashin-filter Corp. | 131 |
10 |
| Eaton Intelligent Power Limited | 6257 |
9 |
| Project Phoenix, LLC | 55 |
8 |
| Kubota Corporation | 4401 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 9139 |
6 |
| Marvin Engineering Co., Inc. | 18 |
6 |
| Hitachi Construction Machinery Co., Ltd. | 2755 |
5 |
| HYDAC Fluidtechnik GmbH | 139 |
5 |
| K.T.I. Hydraulics, Inc. | 16 |
5 |
| Parker-Hannifin Corporation | 1038 |
5 |
| Universal Motion Components Co., Inc. | 7 |
5 |
| Sanctuary Cognitive Systems Corporation | 225 |
5 |
| The Boeing Company | 20163 |
4 |
| Hamilton Sundstrand Corporation | 5014 |
4 |
| Shimano Inc. | 3313 |
4 |
| Hydro-Gear Limited Partnership | 330 |
4 |
| Other owners | 335 |