Patent holdings for IPC class F27B 9/26

Total number of patents in this class: 96

10-year publication summary

4
5
1
4
7
10
9
5
9
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Corning Incorporated
10409
5
NGK Insulators, Ltd.
5171
5
IHI Corporation
3513
5
Research Institute of Industrial Science & Technology
518
5
Koyo Thermo Systems Co., Ltd.
21
4
POSCO
2155
4
SMS Group GmbH
1162
4
Metso USA, Inc.
167
3
Noritake Co., Limited
272
3
Saint-Gobain Ceramics & Plastics, Inc.
810
3
Schunk Ingenieurkeramik GmbH
27
3
POSCO Chemical Co., Ltd
66
3
NGK Kilntech, Corporation
28
3
Sumitomo Chemical Company, Limited
9048
2
Hirata Corporation
363
2
IHI Machinery and Furnace Co., Ltd.
79
2
Metso Minerals Industries, Inc.
48
2
Tokuyama Corporation
1449
2
Shandong Golden Empire Precision Machinery Technology Co., Ltd
6
2
ONEJOON GmbH
34
2
Other owners 32