Patent holdings for IPC class C04B 35/64

Total number of patents in this class: 2537

10-year publication summary

251
222
230
176
194
206
210
215
171
34
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Corning Incorporated
10406
93
True Velocity IP Holdings, Inc.
248
52
NGK Insulators, Ltd.
5180
50
Quantumscape Battery, Inc.
209
48
TDK Corporation
6805
38
Rtx Corporation
9831
34
Samsung Electro-mechanics Co., Ltd.
5805
33
Murata Manufacturing Co., Ltd.
25464
31
Canon Inc.
42139
30
Kuraray Noritake Dental Inc.
452
29
Taiyo Yuden Co., Ltd.
2013
28
Tosoh Corporation
1384
28
Saint-Gobain Centre de Recherches et d'Etudes Europeen
493
26
Saint-Gobain Ceramics & Plastics, Inc.
809
26
Mitsui Mining & Smelting Co., Ltd.
1384
25
Sumitomo Chemical Company, Limited
9046
22
Kyocera Corporation
14233
21
Hengdian Group Dmegc Magnetics Co., Ltd
181
21
TDK Electronics AG
997
21
General Electric Company
13811
19
Other owners 1862