- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 41/50 - Coating or impregnating with inorganic materials
Patent holdings for IPC class C04B 41/50
Total number of patents in this class: 1432
10-year publication summary
|
97
|
121
|
137
|
113
|
130
|
100
|
101
|
123
|
113
|
52
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10082 |
87 |
| General Electric Company | 13888 |
61 |
| Rolls-Royce Corporation | 1676 |
41 |
| Corning Incorporated | 10500 |
37 |
| Goodrich Corporation | 2183 |
35 |
| Applied Materials, Inc. | 20363 |
27 |
| Quantumscape Battery, Inc. | 220 |
24 |
| NGK Insulators, Ltd. | 5232 |
23 |
| Honeywell International Inc. | 12778 |
22 |
| Rolls-Royce High Temperature Composites, Inc. | 136 |
22 |
| Safran Ceramics | 446 |
19 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 493 |
16 |
| Toto Ltd. | 1255 |
15 |
| Centre National de La Recherche Scientifique | 11016 |
13 |
| James R. Glidewell Dental Ceramics, Inc. | 263 |
12 |
| Tungaloy Corporation | 536 |
12 |
| 3m Innovative Properties Company | 17488 |
11 |
| Ibiden Co., Ltd. | 1661 |
11 |
| Microban Products Company | 305 |
11 |
| Straumann Holding AG | 598 |
10 |
| Other owners | 923 |