- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/84 - Impregnated or coated materials
Patent holdings for IPC class C04B 35/84
Total number of patents in this class: 46
10-year publication summary
|
6
|
3
|
6
|
5
|
3
|
5
|
4
|
7
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13829 |
11 |
| IHI Corporation | 3414 |
6 |
| SAFRAN S.A. | 612 |
2 |
| IHI Aerospace Co., Ltd. | 106 |
2 |
| Japan Aerospace Exploration Agency | 447 |
2 |
| Safran Aircraft Engines | 6265 |
2 |
| Safran Landing Systems | 716 |
2 |
| SNECMA S.A. | 1145 |
1 |
| Pratt & Whitney Canada Corp. | 4700 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
1 |
| Ibiden Co., Ltd. | 1712 |
1 |
| Cnrs | 103 |
1 |
| Denka Company Limited | 2561 |
1 |
| Mitsubishi Heavy Industries Aero Engines, Ltd. | 133 |
1 |
| Nanyang Technological University | 1992 |
1 |
| Safran Nacelles | 713 |
1 |
| San Diego State University Research Foundation | 93 |
1 |
| Tosoh Corporation | 1280 |
1 |
| Ube Industries, Ltd. | 852 |
1 |
| The University of Tokyo | 4168 |
1 |
| Other owners | 6 |