Patent holdings for IPC class F27B 9/02

Total number of patents in this class: 266

10-year publication summary

13
13
9
9
18
19
17
26
25
12
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Illinois Tool Works Inc.
11866
13
NGK Insulators, Ltd.
5239
8
IHI Corporation
3535
8
Ebner Industrieofenbau GmbH
142
7
Quantumscape Battery, Inc.
221
7
IHI Machinery and Furnace Co., Ltd.
76
6
Schwartz GmbH
60
6
NGK Kilntech, Corporation
28
6
Cefla Societa' Cooperativa
88
5
ONEJOON GmbH
35
5
Corning Incorporated
10510
4
Danieli & C. Officine Meccaniche S.p.A.
721
4
Magna International Inc.
1176
4
Research Institute of Industrial Science & Technology
569
4
SMS Group GmbH
1200
4
University of Maryland, College Park
1085
4
Siti B&t Group S.p.A.
77
4
Aerospace Transmission Technologies GmbH
13
4
Automation Tech, LLC
33
4
Koyo Thermo Systems Co., Ltd.
21
3
Other owners 156