- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/5835 - Composites
Patent holdings for IPC class C04B 35/5835
Total number of patents in this class: 65
10-year publication summary
|
0
|
1
|
6
|
3
|
15
|
13
|
5
|
3
|
0
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16331 |
15 |
| Sumitomo Electric Hardmetal Corp. | 1100 |
15 |
| Mitsubishi Materials Corporation | 2472 |
11 |
| Denka Company Limited | 2720 |
7 |
| Ferrotec Material Technologies Corporation | 25 |
3 |
| National Research Council of Canada | 1551 |
2 |
| Canon Inc. | 43817 |
1 |
| Showa Denko K.K. | 2069 |
1 |
| Diamond Innovations, Inc. | 235 |
1 |
| Element Six Abrasives S.A. | 145 |
1 |
| Element Six Limited | 119 |
1 |
| Ferrotec Ceramics Corporation | 10 |
1 |
| Saudi Arabian Oil Company | 14235 |
1 |
| SECO Tools AB | 449 |
1 |
| Tanaka Kikinzoku Kogyo K.K. | 574 |
1 |
| Element Six (UK) Limited | 236 |
1 |
| Chengdu Dongwei Technology Co., Ltd | 9 |
1 |
| "microbor Composite" Limited Liability Company | 1 |
1 |
| Other owners | 0 |