- 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: 13524
10-year publication summary
|
830
|
843
|
588
|
463
|
450
|
383
|
296
|
314
|
298
|
65
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The University of Tokyo | 4304 |
270 |
| Kyoto University | 2882 |
228 |
| Toray Industries, Inc. | 7028 |
204 |
| Riken | 1702 |
202 |
| Osaka University | 3326 |
200 |
| Ajinomoto Co., Inc. | 2295 |
179 |
| National Institute of Advanced Industrial Science and Technology | 3801 |
167 |
| Chugai Seiyaku Kabushiki Kaisha | 1394 |
166 |
| Kaneka Corporation | 4638 |
162 |
| The Regents of the University of California | 20494 |
145 |
| National Cancer Center | 440 |
109 |
| Kao Corporation | 5023 |
103 |
| Oncotherapy Science, Inc. | 253 |
102 |
| Kyushu University, National University Corporation | 1692 |
84 |
| Suntory Holdings Limited | 2094 |
84 |
| Japan Science and Technology Agency | 1243 |
83 |
| Daiichi Sankyo Company, Limited | 1881 |
83 |
| Keio University | 1119 |
80 |
| Kyowa Hakko Kirin Co., Ltd. | 279 |
79 |
| National University Corporation Hokkaido University | 1349 |
78 |
| Other owners | 10716 |