- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications 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: 161
10-year publication summary
3
|
11
|
15
|
16
|
10
|
5
|
17
|
12
|
7
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Carbon Technology Holdings, LLC | 185 |
19 |
Talipot Cool Extract (ip), LLC | 27 |
8 |
California Institute of Technology | 3884 |
3 |
Dowa ECO-SYSTEM Co., Ltd. | 51 |
3 |
Kajima Corporation | 87 |
3 |
Taiheiyo Cement Corporation | 237 |
3 |
Waseda University | 416 |
3 |
Predictive Nutrient Solutions, Inc. | 9 |
3 |
Kao Corporation | 4843 |
2 |
The Chugoku Electric Power Co., Inc. | 498 |
2 |
Denki Kagaku Kogyo Kabushiki Kaisha | 680 |
2 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
2 |
Komatsu Seiren Co., Ltd. | 38 |
2 |
Sumitomo Metal Industries, Ltd. | 453 |
2 |
Yoshino Gypsum Co., Ltd. | 224 |
2 |
Azmec Co., Ltd. | 4 |
2 |
Energia Eco Materia Co., Inc. | 2 |
2 |
Japan Conservation Engineers Co., Ltd. | 3 |
2 |
Shin Poong NCS Co.,Ltd | 3 |
2 |
Atomic Soil, LLC | 3 |
2 |
Other owners | 92 |