Patent holdings for IPC class F28F 27/00

Total number of patents in this class: 1073

10-year publication summary

100
88
112
102
85
73
67
63
75
34
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Hamilton Sundstrand Corporation
4836
17
Baltimore Aircoil Company, Inc.
174
16
Alfa Laval Corporate AB
1310
14
Dana Canada Corporation
273
12
Prime Datum, Inc.
22
11
Mitsubishi Heavy Industries, Ltd.
8664
10
Toyota Motor Corporation
31693
9
The Boeing Company
20031
9
Denso Corporation
24190
9
Mitsubishi Electric Corporation
45899
9
Google LLC
41934
9
Prime Datum Development Company, LLC
26
9
Trane International Inc.
1177
9
International Business Machines Corporation
61144
8
Belimo Holding AG
269
8
Coolit Systems Inc.
54
8
Siemens AG
24552
7
Hyundai Motor Company
21795
7
Dell Products L.P.
14160
7
Uop LLC
4240
7
Other owners 878