- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications 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: 3115
10-year publication summary
199
|
221
|
172
|
191
|
214
|
185
|
144
|
185
|
131
|
43
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
FUJIFILM Corporation | 27102 |
173 |
Sumitomo Metal Mining Co., Ltd. | 1670 |
76 |
Daikin Industries, Ltd. | 9495 |
60 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
46 |
JSR Corporation | 2476 |
43 |
The Chemours Company Fc, LLC | 1107 |
42 |
Kao Corporation | 4843 |
41 |
Adeka Corporation | 1333 |
41 |
San-Apro Limited | 73 |
39 |
Nippon Shokubai Co., Ltd. | 1487 |
31 |
Nissan Chemical Industries, Ltd. | 1822 |
28 |
Agc, Inc. | 4029 |
27 |
Asahi Glass Company, Limited | 2985 |
26 |
Fluid Energy Group Ltd. | 70 |
26 |
Matsumoto Yushi-Seiyaku Co., Ltd. | 166 |
26 |
Dorf Ketal Chemicals FZE | 238 |
26 |
SixRing Inc. | 121 |
26 |
Sekisui Chemical Co., Ltd. | 3159 |
25 |
Honeywell International Inc. | 13799 |
24 |
Sumitomo Seika Chemicals Co., Ltd. | 1028 |
22 |
Other owners | 2267 |