- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 3/10 - Materials not provided for elsewhere for sealing or packing joints or covers
Patent holdings for IPC class C09K 3/10
Total number of patents in this class: 2525
10-year publication summary
|
187
|
171
|
179
|
227
|
209
|
195
|
149
|
142
|
142
|
31
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3159 |
120 |
| Kaneka Corporation | 4445 |
83 |
| NOK Corporation | 2108 |
80 |
| Henkel AG & Co. KGaA | 10129 |
60 |
| Zeon Corporation | 3854 |
57 |
| Daikin Industries, Ltd. | 9495 |
55 |
| Mitsui Chemicals, Inc. | 3134 |
55 |
| The Yokohama Rubber Co., Ltd. | 3929 |
55 |
| Nitto Denko Corporation | 7879 |
54 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
54 |
| Sika Technology AG | 2650 |
42 |
| Bridgestone Corporation | 7067 |
40 |
| PRC-DeSoto International, Inc. | 567 |
39 |
| Three Bond Co., Ltd. | 209 |
39 |
| Lintec Corporation | 1915 |
28 |
| 3m Innovative Properties Company | 18406 |
27 |
| Valqua, Ltd. | 252 |
23 |
| Nichias Corporation | 386 |
22 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
20 |
| Dow Global Technologies LLC | 10147 |
19 |
| Other owners | 1553 |