- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/622 - Forming processesProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products
Patent holdings for IPC class C04B 35/622
Total number of patents in this class: 1974
10-year publication summary
|
178
|
163
|
177
|
124
|
154
|
176
|
155
|
144
|
106
|
62
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Quantumscape Battery, Inc. | 221 |
44 |
| Rtx Corporation | 10128 |
44 |
| General Electric Company | 13910 |
30 |
| Corning Incorporated | 10510 |
30 |
| Applied Materials, Inc. | 20406 |
28 |
| NGK Insulators, Ltd. | 5239 |
25 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 495 |
21 |
| Murata Manufacturing Co., Ltd. | 25758 |
19 |
| Safran Ceramics | 447 |
19 |
| Centre National de La Recherche Scientifique | 11026 |
16 |
| Refractory Intellectual Property GmbH & Co. KG | 569 |
16 |
| Rolls-Royce Corporation | 1677 |
16 |
| Guangdong University of Technology | 662 |
15 |
| Hengdian Group Dmegc Magnetics Co., Ltd | 191 |
15 |
| Saint-Gobain Ceramics & Plastics, Inc. | 806 |
12 |
| Toshiba Corporation | 12569 |
11 |
| BYD Company Limited | 6488 |
10 |
| Denka Company Limited | 2728 |
10 |
| HRL Laboratories, LLC | 1628 |
10 |
| Unifrax I LLC | 247 |
10 |
| Other owners | 1573 |