Patent holdings for IPC class C04B 35/03

Total number of patents in this class: 96

10-year publication summary

8
6
6
5
7
1
5
2
8
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Refratechnik Holding GmbH
147
7
Refractory Intellectual Property GmbH & Co. KG
575
6
NGK Insulators, Ltd.
5161
4
Specialty Minerals (Michigan) Inc.
235
4
Corning Incorporated
10586
3
Saint-Gobain Ceramics & Plastics, Inc.
805
3
Applied Materials, Inc.
20764
2
TDK Corporation
7048
2
Kyocera Corporation
14546
2
Amotech Co., Ltd.
565
2
DeguDent GmbH
202
2
DENTSPLY SIRONA Inc.
1808
2
Heraeus Sensor Technology GmbH
30
2
Krosakiharima Corporation
317
2
Nippon Steel Corporation
7135
2
Sococo, Inc.
90
2
Technologies Avancees & Membranes Industrielles
39
2
Technologies Avancees et Membranes Industrielles
22
2
NGK Electronics Devices, Inc.
75
2
Sococo, LLC
26
2
Other owners 41