- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/64 - Burning or sintering processes
Patent holdings for IPC class C04B 35/64
Total number of patents in this class: 2571
10-year publication summary
|
265
|
226
|
236
|
182
|
197
|
212
|
216
|
217
|
172
|
83
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10500 |
97 |
| True Velocity IP Holdings, Inc. | 249 |
52 |
| NGK Insulators, Ltd. | 5232 |
50 |
| Quantumscape Battery, Inc. | 220 |
49 |
| TDK Corporation | 6855 |
38 |
| Samsung Electro-mechanics Co., Ltd. | 6073 |
34 |
| Rtx Corporation | 10082 |
34 |
| Murata Manufacturing Co., Ltd. | 25722 |
32 |
| Canon Inc. | 43768 |
30 |
| Tosoh Corporation | 1414 |
30 |
| Kuraray Noritake Dental Inc. | 464 |
29 |
| Taiyo Yuden Co., Ltd. | 2030 |
29 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 493 |
26 |
| Saint-Gobain Ceramics & Plastics, Inc. | 805 |
26 |
| Sumitomo Chemical Company, Limited | 8996 |
22 |
| Hengdian Group Dmegc Magnetics Co., Ltd | 190 |
21 |
| TDK Electronics AG | 1010 |
21 |
| Kyocera Corporation | 14335 |
20 |
| Mitsui Mining & Smelting Co., Ltd. | 1100 |
20 |
| Refractory Intellectual Property GmbH & Co. KG | 564 |
20 |
| Other owners | 1891 |