Patent holdings for IPC class F01K 23/06

Total number of patents in this class: 873

10-year publication summary

112
94
79
47
25
33
22
18
19
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Robert Bosch GmbH
43631
54
Saudi Arabian Oil Company
13953
25
Cummins Inc.
2601
23
Sanden Corporation
1012
20
Scania CV AB
2404
20
Mitsubishi Heavy Industries, Ltd.
9023
18
Volvo Truck Corporation
3808
18
Daimler AG
2887
17
General Electric Company
13806
16
Siemens AG
24199
14
Air Products and Chemicals, Inc.
1466
13
AVL List GmbH
1330
13
Nissan Motor Co., Ltd.
12778
11
BorgWarner Inc.
2582
10
Praxair Technology, Inc.
1228
10
Sanden Holdings Corporation
208
10
Voith Patent GmbH
2777
10
Mitsubishi Power, Ltd.
1820
10
Cummins Intellectual Property, Inc.
110
9
Orcan Energy AG
55
9
Other owners 543