- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 17/02 - Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
Patent holdings for IPC class C09K 17/02
Total number of patents in this class: 166
10-year publication summary
|
15
|
16
|
10
|
5
|
17
|
12
|
8
|
5
|
16
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carbon Technology Holdings, LLC | 234 |
19 |
| Talipot Cool Extract (ip), LLC | 34 |
10 |
| Kao Corporation | 5112 |
4 |
| Predictive Nutrient Solutions, Inc. | 17 |
4 |
| California Institute of Technology | 4044 |
3 |
| Dowa ECO-SYSTEM Co., Ltd. | 61 |
3 |
| Waseda University | 473 |
3 |
| Graymont Western Canada Inc. | 54 |
2 |
| Holcim Technology Ltd. | 491 |
2 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2844 |
2 |
| Komatsu Seiren Co., Ltd. | 32 |
2 |
| Sumitomo Metal Industries, Ltd. | 305 |
2 |
| Taiheiyo Cement Corporation | 247 |
2 |
| Yoshino Gypsum Co., Ltd. | 271 |
2 |
| Tessenderlo Group, NV | 169 |
2 |
| Azmec Co., Ltd. | 3 |
2 |
| Japan Conservation Engineers Co., Ltd. | 3 |
2 |
| Cella Mineral Storage Inc. | 2 |
2 |
| BASF SE | 21334 |
1 |
| Centre National de La Recherche Scientifique | 11133 |
1 |
| Other owners | 96 |