Patent holdings for IPC class F15B 11/05

Total number of patents in this class: 150

10-year publication summary

2
12
8
14
16
10
4
7
4
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Hitachi Construction Machinery Co., Ltd.
2566
19
Caterpillar Inc.
9185
11
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.)
3020
9
HYDAC Fluidtechnik GmbH
134
7
Walvoil S.p.A.
51
5
Robert Bosch GmbH
41823
4
Komatsu Ltd.
4427
4
Shin Caterpillar Mitsubishi Ltd.
40
4
Volvo Construction Equipment AB
1193
4
Hitachi Construction Machinery Tierra Co., Ltd.
193
4
Doosan Bobcat North America Inc.
556
4
Illinois Tool Works Inc.
11404
3
Deere & Company
7348
3
Caterpillar SARL
469
3
Kubota Corporation
3501
3
KYB Corporation
1326
3
Kawasaki Heavy Industries, Limited
1592
2
Purdue Research Foundation
3483
2
Bucher Hydraulics S.p.A
8
2
Hunan Zoomlion Special Vehicle Co., Ltd.
361
2
Other owners 52