- All sections
- C - Chemistrymetallurgy
- C12N - Microorganisms or enzymescompositions thereofpropagating, preserving, or maintaining microorganismsmutation or genetic engineeringculture media
- C12N 1/19 - YeastsCulture media therefor modified by introduction of foreign genetic material
Patent holdings for IPC class C12N 1/19
Total number of patents in this class: 3351
10-year publication summary
|
173
|
188
|
153
|
147
|
192
|
150
|
159
|
158
|
143
|
118
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chugai Seiyaku Kabushiki Kaisha | 1422 |
74 |
| National Institute of Advanced Industrial Science and Technology | 3790 |
63 |
| Daiichi Sankyo Company, Limited | 1893 |
60 |
| Kaneka Corporation | 4693 |
57 |
| Amano Enzyme Inc. | 440 |
56 |
| Suntory Holdings Limited | 2191 |
47 |
| Ajinomoto Co., Inc. | 2279 |
44 |
| Kao Corporation | 5073 |
43 |
| Astellas Pharma Inc. | 1043 |
38 |
| Osaka University | 3269 |
38 |
| Riken | 1716 |
35 |
| Kyoto University | 2898 |
34 |
| The University of Tokyo | 4352 |
33 |
| Kyowa Hakko Kirin Co., Ltd. | 270 |
32 |
| DSM IP Assets B.V. | 5376 |
26 |
| Kikkoman Corporation | 492 |
26 |
| National University Corporation Hokkaido University | 1366 |
26 |
| Sumitomo Chemical Company, Limited | 8996 |
25 |
| Jiangnan University | 1630 |
25 |
| Kyowa Kirin Co., Ltd. | 363 |
25 |
| Other owners | 2544 |