Patent holdings for IPC class C04B 35/64

Total number of patents in this class: 2520

10-year publication summary

156
251
222
230
175
193
205
210
216
165
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Corning Incorporated
10387
91
True Velocity IP Holdings, Inc.
246
52
NGK Insulators, Ltd.
5144
50
Quantumscape Battery, Inc.
200
47
TDK Corporation
6743
38
Rtx Corporation
9596
34
Samsung Electro-mechanics Co., Ltd.
5693
32
Murata Manufacturing Co., Ltd.
25001
30
Canon Inc.
41108
29
Kuraray Noritake Dental Inc.
446
29
Taiyo Yuden Co., Ltd.
1987
28
Mitsui Mining & Smelting Co., Ltd.
1510
26
Saint-Gobain Centre de Recherches et d'Etudes Europeen
490
26
Saint-Gobain Ceramics & Plastics, Inc.
823
26
Tosoh Corporation
1338
25
Sumitomo Chemical Company, Limited
9109
22
Kyocera Corporation
14083
21
Hengdian Group Dmegc Magnetics Co., Ltd
169
20
TDK Electronics AG
972
20
General Electric Company
13840
19
Other owners 1855