Patent holdings for IPC class F27B 9/24

Total number of patents in this class: 379

10-year publication summary

33
22
32
30
9
26
20
24
28
23
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
NGK Insulators, Ltd.
5046
21
NGK Kilntech, Corporation
27
14
IHI Corporation
3451
13
Schwartz GmbH
58
10
Ebner Industrieofenbau GmbH
141
9
Illinois Tool Works Inc.
11503
8
Chugai Ro Co., Ltd.
130
8
Saint-Gobain Isover
642
8
SMS Group GmbH
1131
7
E.t.i.a. Evaluation Technologique, Ingenierie et Applications
39
6
Research Institute of Industrial Science & Technology
502
6
Danieli & C. Officine Meccaniche S.p.A.
716
5
Sumitomo Electric Sintered Alloy, Ltd.
228
5
ThyssenKrupp Steel Europe AG
958
5
ArcelorMittal
2324
4
ITT Italia S.r.l.
153
4
Paul Wurth S.A.
418
4
Primetals Technologies Austria GmbH
540
4
ThyssenKrupp AG
3310
4
Vesuvius France S.A.
17
4
Other owners 230