Patent holdings for IPC class F23K 5/22

Total number of patents in this class: 62

10-year publication summary

2
5
1
2
3
4
7
6
8
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
IHI Corporation
3494
6
Mitsubishi Heavy Industries, Ltd.
8962
3
Webasto SE
1192
3
Eberspächer Climate Control Systems GmbH
151
3
Siemens AG
24286
2
Hino Motors, Ltd.
334
2
Ningbo Richen Electrical Appliance Co.,Ltd
38
2
Mitsubishi Power, Ltd.
1817
2
HPDI Technology Limited Partnership
134
2
Nissan Motor Co., Ltd.
12698
1
Rolls-Royce PLC
3172
1
Alfa Laval Corporate AB
1325
1
American Air Liquide, Inc.
261
1
BSH Bosch und Siemens Hausgerate GmbH
2645
1
Chaozhou Three-circle (Group) Co., Ltd.
45
1
Faurecia Systemes D'Echappement
174
1
Forschungszentrum Julich GmbH
627
1
Gas Technology Institute
340
1
JFE Steel Corporation
7173
1
Kabushiki Kaisha Soft 99 Corporation
12
1
Other owners 26