Patent holdings for IPC class F27B 9/20

Total number of patents in this class: 107

10-year publication summary

11
4
9
4
8
5
19
7
4
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
IHI Corporation
3375
7
Fives Stein
102
6
Illinois Tool Works Inc.
11378
5
Cerco LLC
4
3
SMS Group GmbH
1088
3
Murata Manufacturing Co., Ltd.
24102
2
Air Products and Chemicals, Inc.
1386
2
Chugai Ro Co., Ltd.
125
2
extrutec GmbH
9
2
IHI Machinery and Furnace Co., Ltd.
78
2
Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
549
2
Tubos de Acero de Mexico, S.A.
8
2
University of Maryland, College Park
984
2
N. Bättenhausen Industrielle Wärme-und Elektrotechnik GmbH
2
2
Ghi Hornos Industriales S.L.
6
2
Linde GmbH
1242
2
Suzhou Zhongmenzi Industrial Furnace Technology Co., Ltd.
19
2
Quantumscape Battery, Inc.
183
2
ANDRITZ Metals Germany GmbH
19
2
NGK Insulators, Ltd.
4846
1
Other owners 54