Patent holdings for IPC class F27B 9/24

Total number of patents in this class: 388

10-year publication summary

22
32
30
9
26
20
24
28
29
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
NGK Insulators, Ltd.
5211
21
NGK Kilntech, Corporation
28
14
IHI Corporation
3506
13
Schwartz GmbH
58
10
Ebner Industrieofenbau GmbH
143
9
Saint-Gobain Isover
663
9
Illinois Tool Works Inc.
11662
8
Chugai Ro Co., Ltd.
128
8
SMS Group GmbH
1151
7
Danieli & C. Officine Meccaniche S.p.A.
710
6
E.t.i.a. Evaluation Technologique, Ingenierie et Applications
38
6
Research Institute of Industrial Science & Technology
514
6
Sumitomo Electric Sintered Alloy, Ltd.
237
5
ThyssenKrupp Steel Europe AG
972
5
ArcelorMittal
2479
4
ITT Italia S.r.l.
158
4
Paul Wurth S.A.
428
4
Primetals Technologies Austria GmbH
563
4
ThyssenKrupp AG
3406
4
Vesuvius France S.A.
17
4
Other owners 237