- All sections
- C - Chemistrymetallurgy
- C07B - General methods of organic chemistryapparatus therefor
- C07B 53/00 - Asymmetric syntheses
Patent holdings for IPC class C07B 53/00
Total number of patents in this class: 581
10-year publication summary
|
32
|
32
|
27
|
29
|
16
|
20
|
19
|
13
|
13
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takasago International Corporation | 405 |
41 |
| Sumitomo Chemical Company, Limited | 8968 |
27 |
| Daiichi Sankyo Company, Limited | 1890 |
18 |
| Nissan Chemical Industries, Ltd. | 1643 |
14 |
| Kaneka Corporation | 4721 |
12 |
| National University Corporation Nagoya University | 784 |
11 |
| BASF SE | 21318 |
9 |
| Hamari Chemicals, Ltd. | 33 |
9 |
| Boehringer Ingelheim International GmbH | 4487 |
8 |
| FUJIFILM Corporation | 30543 |
8 |
| DSM IP Assets B.V. | 5377 |
8 |
| Central Glass Company, Limited | 1295 |
8 |
| Nippon Chemical Industrial Co., Ltd. | 295 |
8 |
| Kyoto University | 2909 |
7 |
| Zhejiang University | 3451 |
7 |
| California Institute of Technology | 4039 |
6 |
| Council of Scientific & Industrial Research | 1447 |
6 |
| Nanyang Technological University | 2212 |
6 |
| Nippon Soda Co., Ltd. | 882 |
6 |
| Solvias AG | 27 |
6 |
| Other owners | 356 |