- 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 35/63 - Preparing or treating the powders individually or as batches using additives specially adapted for forming the products
Patent holdings for IPC class C04B 35/63
Total number of patents in this class: 629
10-year publication summary
|
30
|
48
|
83
|
90
|
80
|
39
|
58
|
38
|
33
|
22
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 4589 |
28 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
18 |
| Refratechnik Holding GmbH | 138 |
14 |
| Baker Hughes Holdings LLC | 3060 |
12 |
| General Electric Company | 18133 |
11 |
| Sumitomo Electric Hardmetal Corp. | 969 |
11 |
| Refractory Intellectual Property GmbH & Co. KG | 502 |
11 |
| Corning Incorporated | 9932 |
10 |
| Element Six Abrasives S.A. | 148 |
9 |
| Diamond Innovations, Inc. | 241 |
8 |
| Imertech SAS | 224 |
8 |
| Ibiden Co., Ltd. | 1724 |
7 |
| Safran Ceramics | 366 |
7 |
| Toshiba Materials Co., Ltd. | 600 |
7 |
| Tungaloy Corporation | 481 |
7 |
| 3m Innovative Properties Company | 18406 |
6 |
| Denka Company Limited | 2189 |
6 |
| The Penn State Research Foundation | 1423 |
6 |
| Baker Hughes Incorporated | 5689 |
5 |
| Toshiba Corporation | 12017 |
5 |
| Other owners | 433 |