Patent holdings for IPC class F04B 37/12

Total number of patents in this class: 125

10-year publication summary

11
6
13
22
13
12
11
15
12
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Kerr Machine Co.
130
5
Kennametal Inc.
1384
4
Commissariat à l'énergie atomique et aux energies alternatives
10922
3
Anest Iwata Corporation
154
3
KMT Waterjet Systems Inc.
31
3
RSM Imagineering AS
12
3
GD Energy Products, LLC
104
3
Schlumberger Technology Corporation
10662
2
Halliburton Energy Services, Inc.
20835
2
LG Electronics Inc.
72737
2
Robert Bosch GmbH
42614
2
General Fusion Inc.
77
2
NLB Corp.
21
2
Pressure Biosciences, Inc.
28
2
Pressure Wave Systems GmbH
14
2
TriTech Industries, Inc.
15
2
Westport Power Inc.
123
2
Zhe Jiang Hong Zhu Plastic Hardware Co., Ltd.
6
2
Vulcan Industrial Holdings LLC
55
2
Haier Smart Home Co., Ltd.
5435
2
Other owners 75