- All sections
- C - Chemistrymetallurgy
- C12N - Microorganisms or enzymescompositions thereofpropagating, preserving, or maintaining microorganismsmutation or genetic engineeringculture media
- C12N 15/09 - Recombinant DNA-technology
Patent holdings for IPC class C12N 15/09
Total number of patents in this class: 13947
10-year publication summary
|
600
|
830
|
842
|
587
|
463
|
450
|
378
|
294
|
309
|
207
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The University of Tokyo | 4189 |
275 |
| Kyoto University | 2801 |
236 |
| Riken | 1691 |
219 |
| Osaka University | 3379 |
215 |
| Toray Industries, Inc. | 6950 |
207 |
| Ajinomoto Co., Inc. | 2295 |
183 |
| National Institute of Advanced Industrial Science and Technology | 3789 |
178 |
| Kaneka Corporation | 4534 |
168 |
| Chugai Seiyaku Kabushiki Kaisha | 1362 |
161 |
| The Regents of the University of California | 19961 |
147 |
| Oncotherapy Science, Inc. | 269 |
106 |
| National Cancer Center | 419 |
104 |
| Kao Corporation | 4967 |
102 |
| Japan Science and Technology Agency | 1321 |
95 |
| Keio University | 1098 |
87 |
| Daiichi Sankyo Company, Limited | 1877 |
86 |
| Suntory Holdings Limited | 2040 |
86 |
| Kyushu University, National University Corporation | 1654 |
85 |
| National University Corporation Hokkaido University | 1344 |
84 |
| Kyowa Hakko Kirin Co., Ltd. | 280 |
79 |
| Other owners | 11044 |