Patent holdings for IPC class F15B 15/00

Total number of patents in this class: 180

10-year publication summary

10
7
9
10
11
14
10
14
7
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
President and Fellows of Harvard College
6013
8
Deere & Company
7688
5
National University of Singapore
2490
5
Mainspring Energy, Inc.
114
5
Honda Motor Co., Ltd.
25776
4
Hunan Zoomlion Special Vehicle Co., Ltd.
361
4
Siemens AG
24350
3
The Regents of the University of California
20172
3
Caterpillar Inc.
9673
3
Kubota Corporation
4035
3
Rooftop Research, LLC
20
3
Sun Hydraulics, LLC
67
3
Eaton Corporation
1816
2
AUMA Riester GmbH + Co. KG
113
2
Carl Freudenberg KG
1372
2
Changsha Zoomlion Heavy Industry Science and Technology Development Co., Ltd.
195
2
Goodrich Corporation
2149
2
Kobelco Construction Machinery Co., Ltd.
1159
2
Moog Inc.
426
2
PHD, Inc.
75
2
Other owners 115