Patent holdings for IPC class F02M 31/00

Total number of patents in this class: 52

10-year publication summary

4
7
7
2
2
4
2
0
3
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Dewey Electronics Corporation, The
19
3
Toyota Motor Corporation
34274
2
Hyundai Motor Company
23447
2
Rolls-Royce PLC
3177
2
Air Products and Chemicals, Inc.
1463
2
AVL List GmbH
1326
2
Estis Compression, LLC
21
2
General Electric Company
13815
1
Illinois Tool Works Inc.
11712
1
Pratt & Whitney Canada Corp.
5184
1
Robert Bosch GmbH
43449
1
GM Global Technology Operations LLC
15700
1
Wisconsin Alumni Research Foundation
3931
1
Kia Motors Corporation
7736
1
The 13th Research Institute of China Electronics Technology Group Corporation
135
1
Aerojet Rocketdyne of DE, Inc.
22
1
Aramco Services Company
4167
1
BorgWarner BERU Systems GmbH
45
1
Cummins Inc.
2584
1
DCL International Inc.
35
1
Other owners 24