- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardment; treating radioactively contaminated material; decontamination arrangements therefor
- G21F 1/04 - Concretes; Other hydraulic hardening materials
Patent holdings for IPC class G21F 1/04
Total number of patents in this class: 59
10-year publication summary
4
|
4
|
5
|
6
|
2
|
1
|
6
|
10
|
6
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Yoshino Gypsum Co., Ltd. | 224 |
4 |
Taiheiyo Cement Corporation | 237 |
3 |
Tecnium, LLC | 10 |
3 |
Tokamak Energy Ltd | 169 |
3 |
Generative Technology Operatives, LLC | 5 |
3 |
Raytheon Company | 8535 |
2 |
University of Florida Research Foundation, Inc. | 3883 |
2 |
Fluorchemie GmbH Frankfurt | 16 |
2 |
Ingecid, Investigación y Desarrollo de Proyectos, S.L. | 22 |
2 |
Mirrotron Kft. | 8 |
2 |
Toshiba Materials Co., Ltd. | 600 |
2 |
Veritas Medical Solutions LLC | 17 |
2 |
Toshiba Corporation | 12017 |
1 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Arraela, S. L. | 1 |
1 |
Corelex San-ei Co., Ltd. | 3 |
1 |
Council of Scientific & Industrial Research | 1397 |
1 |
Denki Kagaku Kogyo Kabushiki Kaisha | 680 |
1 |
High Energy Accelerator Research Organization | 13 |
1 |
Hitachi-GE Nuclear Energy, Ltd. | 261 |
1 |
Other owners | 21 |