Patent holdings for IPC class C04B 35/64

Total number of patents in this class: 2531

10-year publication summary

251
222
230
176
194
205
210
215
170
21
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Corning Incorporated
10396
93
True Velocity IP Holdings, Inc.
248
52
NGK Insulators, Ltd.
5205
50
Quantumscape Battery, Inc.
208
48
TDK Corporation
6778
38
Rtx Corporation
9765
34
Samsung Electro-mechanics Co., Ltd.
5764
32
Canon Inc.
41739
30
Murata Manufacturing Co., Ltd.
25261
30
Kuraray Noritake Dental Inc.
452
29
Taiyo Yuden Co., Ltd.
2013
28
Tosoh Corporation
1355
27
Saint-Gobain Centre de Recherches et d'Etudes Europeen
493
26
Saint-Gobain Ceramics & Plastics, Inc.
807
26
Mitsui Mining & Smelting Co., Ltd.
1398
25
Sumitomo Chemical Company, Limited
9051
22
Kyocera Corporation
14195
21
General Electric Company
13777
20
Hengdian Group Dmegc Magnetics Co., Ltd
173
20
TDK Electronics AG
992
20
Other owners 1860