- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/582 - Composites
Patent holdings for IPC class C04B 35/582
Total number of patents in this class: 31
10-year publication summary
|
0
|
2
|
0
|
3
|
3
|
5
|
5
|
1
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2650 |
5 |
| NGK Insulators, Ltd. | 5137 |
3 |
| Nichia Corporation | 3770 |
2 |
| Guangdong University of Technology | 604 |
2 |
| Shenzhen Bosch Intellectual Property Operation Co., Ltd | 6 |
2 |
| Canon Inc. | 41007 |
1 |
| FUJIFILM Corporation | 29797 |
1 |
| Kyocera Corporation | 14071 |
1 |
| Showa Denko K.K. | 2180 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3793 |
1 |
| Atect Corporation | 3 |
1 |
| Fujinon Corporation | 48 |
1 |
| Maruwa Co., Ltd. | 27 |
1 |
| Mitsui Mining & Smelting Co., Ltd. | 1508 |
1 |
| Nagoya Institute of Technology | 237 |
1 |
| Toagosei Co., Ltd. | 977 |
1 |
| Tokuyama Corporation | 1424 |
1 |
| Tokyo Institute of Technology | 1360 |
1 |
| Universita Degli Studi di Cagliari | 68 |
1 |
| Ferrotec Material Technologies Corporation | 28 |
1 |
| Other owners | 2 |