Français Register Login

  • All sections
  • C - Chemistrymetallurgy
  • C03B - Manufacture or shaping of glass, or of mineral or slag woolsupplementary processes in the manufacture or shaping of glass, or of mineral or slag wool
  • C03B 7/02 - Forehearths, i.e. feeder channels

Patent holdings for IPC class C03B 7/02

Total number of patents in this class: 60

10-year publication summary

9
5
4
3
2
2
1
5
5
7
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Corning Incorporated
10500
22
Johns Manville
920
5
Nippon Electric Glass Co., Ltd.
2554
5
Caihong Display Devices Co.,Ltd.
77
4
Chongqing Aureavia Hi-Tech Glass Co., Ltd.
112
3
Asahi Glass Company, Limited
2625
2
Heraeus Materials Technology GmbH & Co. KG
28
2
Saint-Gobain Centre de Recherches et d'Etudes Europeen
493
2
International Business Machines Corporation
62621
1
3B-Fibreglass SPRL
22
1
China Triumph International Engineering Co., Ltd.
93
1
Jushi Group Co., Ltd.
131
1
OCV Intellectual Capital, LLC
151
1
Paroc Oy AB
19
1
Saint-Gobain Centre de Recherches et d'Etudes Eur.
1
1
Saint-Gobain Emballage
29
1
Tianjin Huaneng Yangliuqing Co-generation Limited Liability Company
2
1
(cnbm) Bengbu Design & Research Institute for Glass Industry Co., Ltd
25
1
Xi'an Thermal Power Research Institute Co., Ltd.
449
1
Saint-Gobain Finland Oy
3
1
Other owners 3

  • ipowner home
  • ipqwery home
  • contact us
  • privacy policy
  • terms and conditions
© 2026 IPQwery All rights reserved