- 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: 462
10-year publication summary
|
26
|
21
|
18
|
30
|
28
|
17
|
31
|
34
|
29
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30034 |
20 |
| Konica Minolta, Inc. | 8964 |
19 |
| Daio Paper Corporation | 1392 |
14 |
| Kao Corporation | 5027 |
10 |
| NEC Corporation | 36448 |
9 |
| DIC Corporation | 3890 |
9 |
| Murata Manufacturing Co., Ltd. | 25252 |
8 |
| Konica Minolta Opto, Inc. | 1011 |
8 |
| Nippon Paper Industries Co., Ltd. | 833 |
8 |
| Sumitomo Seika Chemicals Co., Ltd. | 1051 |
8 |
| Eastman Chemical Company | 2112 |
7 |
| Oji Holdings Corporation | 757 |
7 |
| The University of Tokyo | 4291 |
7 |
| Shell Internationale Research Maatschappij B.V. | 3504 |
6 |
| Shell Oil Company | 2114 |
6 |
| Kimberly-clark Worldwide, Inc. | 5301 |
5 |
| Dow Global Technologies LLC | 10701 |
5 |
| Kyoto University | 2877 |
5 |
| Toagosei Co., Ltd. | 985 |
5 |
| Toyo Seikan Group Holdings, Ltd. | 845 |
5 |
| Other owners | 291 |