- 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: 605
10-year publication summary
|
39
|
29
|
30
|
24
|
28
|
15
|
18
|
19
|
13
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takasago International Corporation | 403 |
41 |
| Sumitomo Chemical Company, Limited | 9109 |
30 |
| Daiichi Sankyo Company, Limited | 1879 |
18 |
| Kaneka Corporation | 4608 |
15 |
| Nissan Chemical Industries, Ltd. | 1697 |
15 |
| National University Corporation Nagoya University | 836 |
11 |
| BASF SE | 21098 |
10 |
| Central Glass Company, Limited | 1273 |
9 |
| Hamari Chemicals, Ltd. | 32 |
9 |
| Solvias AG | 33 |
9 |
| Boehringer Ingelheim International GmbH | 4636 |
8 |
| FUJIFILM Corporation | 29839 |
8 |
| DSM IP Assets B.V. | 5561 |
8 |
| Kyoto University | 2857 |
8 |
| Nippon Chemical Industrial Co., Ltd. | 290 |
8 |
| National University Corporation Hokkaido University | 1354 |
7 |
| Zhejiang University | 3271 |
7 |
| California Institute of Technology | 3999 |
6 |
| Council of Scientific & Industrial Research | 1426 |
6 |
| Nanyang Technological University | 2075 |
6 |
| Other owners | 366 |