- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 35/622 - Forming processes; Processing 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: 1717
10-year publication summary
108
|
126
|
178
|
163
|
177
|
122
|
151
|
167
|
143
|
50
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
37 |
Quantumscape Battery, Inc. | 168 |
36 |
General Electric Company | 18133 |
31 |
Corning Incorporated | 9932 |
27 |
Applied Materials, Inc. | 16587 |
25 |
NGK Insulators, Ltd. | 4589 |
23 |
Murata Manufacturing Co., Ltd. | 22355 |
21 |
Safran Ceramics | 366 |
17 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
16 |
Guangdong University of Technology | 466 |
15 |
Rolls-Royce Corporation | 1686 |
15 |
Centre National de La Recherche Scientifique | 9632 |
13 |
Hengdian Group Dmegc Magnetics Co., Ltd | 117 |
12 |
TDK Corporation | 6306 |
11 |
Saint-Gobain Ceramics & Plastics, Inc. | 812 |
11 |
Toshiba Corporation | 12017 |
10 |
HRL Laboratories, LLC | 1588 |
10 |
Unifrax I LLC | 239 |
10 |
Refractory Intellectual Property GmbH & Co. KG | 502 |
9 |
PI Advanced Materials Co., Ltd. | 157 |
9 |
Other owners | 1359 |