Patent holdings for IPC class C04B 37/02

Total number of patents in this class: 921

10-year publication summary

82
77
66
62
64
84
62
60
47
44
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Materials Corporation
2472
107
NGK Insulators, Ltd.
5144
61
Rogers Germany GmbH
142
51
Toshiba Materials Co., Ltd.
647
44
Denka Company Limited
2655
37
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation
6234
28
Kyocera Corporation
14083
16
Heraeus Deutschland GmbH & Co. KG
408
16
Heraeus Electronics GmbH & Co. KG
107
16
Toshiba Corporation
12548
15
Dowa Metaltech Co., Ltd.
167
14
Applied Materials, Inc.
19248
12
Rolls-Royce Corporation
1752
12
Diamond Innovations, Inc.
236
11
Materion Corporation
312
9
Saint-Gobain Centre de Recherches et d'Etudes Europeen
490
9
The Boeing Company
20163
8
NGK Spark Plug Co., Ltd.
888
8
General Electric Company
13840
7
Commissariat à l'énergie atomique et aux energies alternatives
10954
7
Other owners 433