- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 1/08 - Cellulose derivatives
Patent holdings for IPC class C08L 1/08
Total number of patents in this class: 472
10-year publication summary
|
28
|
22
|
20
|
34
|
30
|
18
|
33
|
36
|
29
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30594 |
20 |
| Konica Minolta, Inc. | 9150 |
19 |
| Daio Paper Corporation | 1413 |
14 |
| Kao Corporation | 5081 |
10 |
| NEC Corporation | 37168 |
9 |
| Murata Manufacturing Co., Ltd. | 25809 |
9 |
| DIC Corporation | 3974 |
9 |
| Nippon Paper Industries Co., Ltd. | 851 |
8 |
| Oji Holdings Corporation | 800 |
8 |
| Sumitomo Seika Chemicals Co., Ltd. | 1043 |
8 |
| Konica Minolta Opto, Inc. | 895 |
7 |
| Eastman Chemical Company | 2094 |
7 |
| The University of Tokyo | 4378 |
7 |
| Shell Internationale Research Maatschappij B.V. | 3394 |
6 |
| Shell Oil Company | 2068 |
6 |
| Kimberly-clark Worldwide, Inc. | 5261 |
5 |
| Dow Global Technologies LLC | 10994 |
5 |
| Daicel Corporation | 2549 |
5 |
| Kyoto University | 2923 |
5 |
| Toagosei Co., Ltd. | 1027 |
5 |
| Other owners | 300 |