- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 41/83 - Macromolecular compounds
Patent holdings for IPC class C04B 41/83
Total number of patents in this class: 158
10-year publication summary
|
15
|
14
|
11
|
14
|
15
|
26
|
12
|
25
|
12
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2593 |
48 |
| Corning Incorporated | 10284 |
12 |
| Murata Manufacturing Co., Ltd. | 24621 |
4 |
| Kyocera Corporation | 13861 |
3 |
| Sumitomo Chemical Company, Limited | 9047 |
3 |
| NGK Insulators, Ltd. | 4973 |
3 |
| LIXIL Corporation | 702 |
3 |
| 3m Innovative Properties Company | 17820 |
2 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43015 |
2 |
| SKC Co., Ltd. | 322 |
2 |
| Soochow University | 1739 |
2 |
| Technische Universitat Bergakademie Freiberg | 116 |
2 |
| Toda Kogyo Corporation | 337 |
2 |
| Toyo Tanso Co., Ltd. | 220 |
2 |
| Vita Zahnfabrik H. Rauter GmbH & Co. KG | 297 |
2 |
| Adamant Namiki Precision Jewel Co., Ltd. | 93 |
2 |
| Aidite (Qinhuangdao) Technology Co., Ltd. | 82 |
2 |
| SHPP Global Technologies B.V. | 1090 |
2 |
| Rtx Corporation | 9419 |
2 |
| Apple Inc. | 55229 |
1 |
| Other owners | 57 |