- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications 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: 2587
10-year publication summary
|
137
|
160
|
204
|
193
|
180
|
140
|
134
|
135
|
108
|
108
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3491 |
126 |
| NOK Corporation | 2239 |
83 |
| The Yokohama Rubber Co., Ltd. | 4087 |
67 |
| Henkel AG & Co. KGaA | 10645 |
63 |
| Nitto Denko Corporation | 8350 |
62 |
| Kaneka Corporation | 4605 |
61 |
| Zeon Corporation | 4113 |
60 |
| Mitsui Chemicals, Inc. | 3229 |
59 |
| Shin-Etsu Chemical Co., Ltd. | 5773 |
56 |
| Daikin Industries, Ltd. | 10153 |
54 |
| Three Bond Co., Ltd. | 230 |
44 |
| Sika Technology AG | 2904 |
42 |
| PRC-DeSoto International, Inc. | 565 |
39 |
| Bridgestone Corporation | 7216 |
34 |
| Valqua, Ltd. | 289 |
29 |
| Lintec Corporation | 1995 |
28 |
| Nichias Corporation | 396 |
26 |
| 3m Innovative Properties Company | 17737 |
21 |
| Denka Company Limited | 2650 |
21 |
| Namics Corporation | 456 |
21 |
| Other owners | 1591 |