- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/45 - Heterocyclic compounds having sulfur in the ring
Patent holdings for IPC class C08K 5/45
Total number of patents in this class: 249
10-year publication summary
|
14
|
10
|
12
|
24
|
20
|
28
|
21
|
25
|
18
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29424 |
35 |
| Sumitomo Chemical Company, Limited | 9049 |
8 |
| BASF SE | 20915 |
6 |
| 3m Innovative Properties Company | 17819 |
5 |
| LG Chem, Ltd. | 17639 |
5 |
| Xerox Corporation | 7000 |
5 |
| Shin-Etsu Chemical Co., Ltd. | 5663 |
5 |
| Henkel AG & Co. KGaA | 10584 |
5 |
| Koc Solution Co., Ltd. | 65 |
5 |
| Promerus, LLC | 142 |
5 |
| Mitsui Chemicals, Inc. | 3220 |
4 |
| Mitsubishi Chemical Corporation | 4519 |
4 |
| Borealis AG | 2811 |
4 |
| Nissan Chemical Corporation | 2028 |
4 |
| Compagnie Generale des Etablissements Michelin | 4745 |
4 |
| The Yokohama Rubber Co., Ltd. | 4039 |
3 |
| Sumitomo Bakelite Co., Ltd. | 1501 |
3 |
| Sumitomo Seika Chemicals Co., Ltd. | 1045 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1540 |
3 |
| Universite de Haute Alsace | 152 |
3 |
| Other owners | 130 |