- 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 35/488 - Composites
Patent holdings for IPC class C04B 35/488
Total number of patents in this class: 549
10-year publication summary
36
|
30
|
38
|
74
|
61
|
45
|
59
|
54
|
39
|
21
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Tosoh Corporation | 1127 |
36 |
Quantumscape Battery, Inc. | 168 |
35 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
33 |
Kuraray Noritake Dental Inc. | 374 |
23 |
Ivoclar Vivadent AG | 1060 |
14 |
Sumitomo Electric Industries, Ltd. | 14131 |
11 |
Kyocera Corporation | 12735 |
11 |
Corning Incorporated | 9932 |
10 |
Daiichi Kigenso Kagaku Kogyo Co., Ltd. | 164 |
10 |
3m Innovative Properties Company | 18406 |
9 |
Safran Aircraft Engines | 5739 |
8 |
Centre National de La Recherche Scientifique | 9632 |
7 |
DENTSPLY SIRONA Inc. | 1860 |
7 |
Rolex S.A. | 606 |
7 |
Rtx Corporation | 8674 |
7 |
SAFRAN S.A. | 518 |
6 |
Cataler Corporation | 533 |
6 |
CeramTec GmbH | 319 |
6 |
Vita Zahnfabrik H. Rauter GmbH & Co. KG | 294 |
6 |
Toyota Motor Corporation | 28582 |
5 |
Other owners | 292 |