Patent holdings for IPC class F27B 9/20

Total number of patents in this class: 125

10-year publication summary

4
9
4
8
5
19
9
5
15
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
IHI Corporation
3555
7
Illinois Tool Works Inc.
11925
5
Fives Stein
107
5
Tenova S.p.A.
161
5
Cerco LLC
4
3
Danieli & C. Officine Meccaniche S.p.A.
727
3
Danieli Centro Combustion S.p.A.
11
3
SMS Group GmbH
1222
3
University of Maryland, College Park
1093
3
ONEJOON GmbH
36
3
Murata Manufacturing Co., Ltd.
26053
2
NGK Insulators, Ltd.
5162
2
Air Products and Chemicals, Inc.
1475
2
Chugai Ro Co., Ltd.
133
2
extrutec GmbH
10
2
IHI Machinery and Furnace Co., Ltd.
76
2
Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
602
2
Tubos de Acero de Mexico, S.A.
8
2
N. Bättenhausen Industrielle Wärme-und Elektrotechnik GmbH
2
2
Ghi Hornos Industriales S.L.
6
2
Other owners 65