- 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: 2500
10-year publication summary
|
156
|
251
|
222
|
230
|
175
|
192
|
205
|
210
|
216
|
147
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10320 |
91 |
| True Velocity IP Holdings, Inc. | 247 |
52 |
| NGK Insulators, Ltd. | 5103 |
49 |
| Quantumscape Battery, Inc. | 196 |
47 |
| TDK Corporation | 6874 |
38 |
| Rtx Corporation | 9461 |
34 |
| Samsung Electro-mechanics Co., Ltd. | 5664 |
32 |
| Murata Manufacturing Co., Ltd. | 24813 |
30 |
| Canon Inc. | 40509 |
29 |
| Kuraray Noritake Dental Inc. | 439 |
29 |
| Mitsui Mining & Smelting Co., Ltd. | 1517 |
26 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 491 |
26 |
| Saint-Gobain Ceramics & Plastics, Inc. | 836 |
26 |
| Taiyo Yuden Co., Ltd. | 1977 |
26 |
| Tosoh Corporation | 1323 |
25 |
| Kyocera Corporation | 13962 |
22 |
| Sumitomo Chemical Company, Limited | 9079 |
22 |
| Hengdian Group Dmegc Magnetics Co., Ltd | 169 |
20 |
| TDK Electronics AG | 953 |
20 |
| General Electric Company | 13858 |
19 |
| Other owners | 1837 |