- 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: 620
10-year publication summary
|
39
|
29
|
30
|
24
|
28
|
15
|
18
|
19
|
13
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takasago International Corporation | 405 |
42 |
| Sumitomo Chemical Company, Limited | 9043 |
33 |
| Daiichi Sankyo Company, Limited | 1877 |
19 |
| Kaneka Corporation | 4534 |
17 |
| Nissan Chemical Industries, Ltd. | 1711 |
15 |
| National University Corporation Nagoya University | 855 |
11 |
| Kyoto University | 2801 |
10 |
| BASF SE | 20940 |
9 |
| Central Glass Company, Limited | 1264 |
9 |
| Hamari Chemicals, Ltd. | 32 |
9 |
| Solvias AG | 35 |
9 |
| Boehringer Ingelheim International GmbH | 4642 |
8 |
| FUJIFILM Corporation | 29437 |
8 |
| DSM IP Assets B.V. | 5585 |
8 |
| Nippon Chemical Industrial Co., Ltd. | 284 |
8 |
| California Institute of Technology | 3977 |
7 |
| Mitsubishi Tanabe Pharma Corporation | 582 |
7 |
| National University Corporation Hokkaido University | 1344 |
7 |
| Zhejiang University | 3162 |
7 |
| Takeda Pharmaceutical Company Limited | 2708 |
6 |
| Other owners | 371 |