- 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: 13985
10-year publication summary
|
744
|
997
|
1039
|
739
|
647
|
572
|
486
|
345
|
344
|
190
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The University of Tokyo | 4170 |
278 |
| Kyoto University | 2800 |
235 |
| Riken | 1692 |
223 |
| Osaka University | 3375 |
220 |
| Toray Industries, Inc. | 6935 |
207 |
| Ajinomoto Co., Inc. | 2305 |
183 |
| National Institute of Advanced Industrial Science and Technology | 3799 |
180 |
| Kaneka Corporation | 4519 |
169 |
| Chugai Seiyaku Kabushiki Kaisha | 1351 |
159 |
| The Regents of the University of California | 19887 |
147 |
| Oncotherapy Science, Inc. | 279 |
106 |
| National Cancer Center | 412 |
104 |
| Kao Corporation | 4964 |
102 |
| Japan Science and Technology Agency | 1325 |
100 |
| Keio University | 1095 |
87 |
| Daiichi Sankyo Company, Limited | 1862 |
86 |
| Suntory Holdings Limited | 2026 |
86 |
| Kyushu University, National University Corporation | 1654 |
85 |
| National University Corporation Hokkaido University | 1340 |
84 |
| Kyowa Hakko Kirin Co., Ltd. | 280 |
79 |
| Other owners | 11065 |