- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 20/34 - Esters containing nitrogen
Patent holdings for IPC class C08F 20/34
Total number of patents in this class: 215
10-year publication summary
|
13
|
15
|
21
|
21
|
16
|
12
|
18
|
16
|
8
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
24 |
| DIC Corporation | 3597 |
7 |
| 3m Innovative Properties Company | 18406 |
6 |
| Zeon Corporation | 3854 |
6 |
| Nissan Chemical Corporation | 1725 |
6 |
| Mitsubishi Chemical Corporation | 4313 |
5 |
| JSR Corporation | 2476 |
5 |
| LG Chem, Ltd. | 17205 |
3 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Showa Denko K.K. | 2539 |
3 |
| Henkel AG & Co. KGaA | 10129 |
3 |
| e Ink Corporation | 1411 |
3 |
| Cheil Industries Inc. | 944 |
2 |
| Massachusetts Institute of Technology | 9795 |
2 |
| Dow Global Technologies LLC | 10147 |
2 |
| Asahi Glass Company, Limited | 2985 |
2 |
| Idemitsu Kosan Co., Ltd. | 3995 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
2 |
| Capacitor Sciences Incorporated | 65 |
2 |
| DONGWOO FINE-CHEM Co., Ltd. | 1163 |
2 |
| Other owners | 125 |