- 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 38/06 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances
Patent holdings for IPC class C04B 38/06
Total number of patents in this class: 623
10-year publication summary
58
|
38
|
58
|
45
|
62
|
36
|
26
|
53
|
42
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Corning Incorporated | 9932 |
50 |
NGK Insulators, Ltd. | 4589 |
46 |
Ibiden Co., Ltd. | 1724 |
25 |
Hitachi Metals, Ltd. | 2175 |
23 |
Centre National de La Recherche Scientifique | 9632 |
15 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
12 |
Shenzhen Smoore Technology Limited | 1233 |
11 |
General Electric Company | 18133 |
10 |
Sumitomo Chemical Company, Limited | 8808 |
9 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
9 |
ShenZhen Woody Vapes Technology Co., Ltd. | 258 |
8 |
Universite de Limoges | 191 |
7 |
Kyocera Corporation | 12735 |
6 |
Nanjing University of Aeronautics and Astronautics | 360 |
6 |
Rtx Corporation | 8674 |
6 |
Toray Industries, Inc. | 6652 |
5 |
Archer Daniels Midland Company | 1164 |
5 |
Foseco International Limited | 204 |
5 |
Huizhou Happy Vaping Technology Limited | 147 |
5 |
Jiangsu Zhongyi Automobile New Material Technology Co., Ltd. | 6 |
5 |
Other owners | 355 |