- 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: 13865
10-year publication summary
|
600
|
830
|
842
|
588
|
463
|
450
|
380
|
294
|
310
|
257
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The University of Tokyo | 4229 |
277 |
| Kyoto University | 2828 |
234 |
| Riken | 1690 |
213 |
| Osaka University | 3394 |
211 |
| Toray Industries, Inc. | 7006 |
204 |
| Ajinomoto Co., Inc. | 2306 |
181 |
| National Institute of Advanced Industrial Science and Technology | 3797 |
177 |
| Kaneka Corporation | 4609 |
168 |
| Chugai Seiyaku Kabushiki Kaisha | 1371 |
161 |
| The Regents of the University of California | 20153 |
147 |
| National Cancer Center | 422 |
106 |
| Oncotherapy Science, Inc. | 268 |
106 |
| Kao Corporation | 4981 |
102 |
| Japan Science and Technology Agency | 1295 |
91 |
| Daiichi Sankyo Company, Limited | 1875 |
86 |
| Keio University | 1104 |
86 |
| Suntory Holdings Limited | 2050 |
86 |
| Kyushu University, National University Corporation | 1661 |
85 |
| National University Corporation Hokkaido University | 1350 |
81 |
| Kyowa Hakko Kirin Co., Ltd. | 280 |
79 |
| Other owners | 10984 |