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
7
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Refratechnik Holding GmbH
144
7
Refractory Intellectual Property GmbH & Co. KG
564
6
NGK Insulators, Ltd.
5232
4
Specialty Minerals (Michigan) Inc.
233
4
Corning Incorporated
10500
3
Saint-Gobain Ceramics & Plastics, Inc.
805
3
Applied Materials, Inc.
20363
2
TDK Corporation
6855
2
Kyocera Corporation
14335
2
Amotech Co., Ltd.
550
2
DeguDent GmbH
205
2
DENTSPLY SIRONA Inc.
1819
2
Heraeus Sensor Technology GmbH
30
2
Krosakiharima Corporation
296
2
Nippon Steel Corporation
6843
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
25
2
Other owners 41