- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 3/00 - Materials not provided for elsewhere
Patent holdings for IPC class C09K 3/00
Total number of patents in this class: 3121
10-year publication summary
|
159
|
171
|
196
|
154
|
122
|
163
|
126
|
130
|
143
|
29
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30155 |
179 |
| Sumitomo Metal Mining Co., Ltd. | 1922 |
85 |
| Daikin Industries, Ltd. | 10261 |
70 |
| Shin-Etsu Chemical Co., Ltd. | 5899 |
60 |
| JSR Corporation | 2559 |
53 |
| The Chemours Company Fc, LLC | 1302 |
48 |
| San-Apro Limited | 76 |
45 |
| Kao Corporation | 5023 |
42 |
| Tokyo Ohka Kogyo Co., Ltd. | 1543 |
41 |
| Adeka Corporation | 1369 |
40 |
| Sekisui Chemical Co., Ltd. | 3551 |
40 |
| Agc, Inc. | 5218 |
36 |
| Nippon Shokubai Co., Ltd. | 1526 |
31 |
| Nissan Chemical Industries, Ltd. | 1673 |
28 |
| Matsumoto Yushi-Seiyaku Co., Ltd. | 184 |
27 |
| Honeywell International Inc. | 13604 |
24 |
| Asahi Glass Company, Limited | 2690 |
24 |
| Fluid Energy Group Ltd. | 57 |
24 |
| Nitto Denko Corporation | 8434 |
21 |
| Toyo Gosei Co., Ltd. | 108 |
21 |
| Other owners | 2182 |