- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 8/04 - Reduction, e.g. hydrogenation
Patent holdings for IPC class C08F 8/04
Total number of patents in this class: 552
10-year publication summary
|
41
|
52
|
44
|
34
|
52
|
49
|
36
|
25
|
40
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zeon Corporation | 4139 |
70 |
| Kuraray Co., Ltd. | 3587 |
62 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
27 |
| Hanwha Solutions Corporation | 1160 |
22 |
| Idemitsu Kosan Co., Ltd. | 4228 |
19 |
| Kolon Industries, Inc. | 1825 |
14 |
| Mitsubishi Gas Chemical Company, Inc. | 3620 |
13 |
| ExxonMobil Chemical Patents Inc. | 3793 |
11 |
| Asahi Kasei Chemicals Corporation | 558 |
11 |
| Amyris, Inc. | 367 |
10 |
| Maruzen Petrochemical Co., Ltd. | 188 |
7 |
| TSRC Corporation | 44 |
7 |
| Infineum International Limited | 456 |
6 |
| Kraton Polymers U.S. LLC | 178 |
6 |
| SABIC Global Technologies B.V. | 4592 |
6 |
| University of Waterloo | 140 |
6 |
| Rain Carbon Germany GmbH | 66 |
6 |
| LG Chem, Ltd. | 17926 |
5 |
| JSR Corporation | 2551 |
5 |
| Arlanxeo Deutschland GmbH | 278 |
5 |
| Other owners | 234 |