- 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: 3330
10-year publication summary
|
139
|
140
|
149
|
115
|
112
|
139
|
122
|
143
|
145
|
125
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chugai Seiyaku Kabushiki Kaisha | 1378 |
75 |
| National Institute of Advanced Industrial Science and Technology | 3798 |
67 |
| Daiichi Sankyo Company, Limited | 1877 |
60 |
| Kaneka Corporation | 4608 |
56 |
| Amano Enzyme Inc. | 406 |
52 |
| Suntory Holdings Limited | 2069 |
48 |
| Kao Corporation | 5002 |
41 |
| Osaka University | 3382 |
41 |
| Ajinomoto Co., Inc. | 2310 |
40 |
| Astellas Pharma Inc. | 1057 |
40 |
| Riken | 1695 |
37 |
| Kyoto University | 2855 |
34 |
| Kyowa Hakko Kirin Co., Ltd. | 280 |
33 |
| The University of Tokyo | 4249 |
29 |
| National University Corporation Hokkaido University | 1352 |
28 |
| Kikkoman Corporation | 484 |
27 |
| DSM IP Assets B.V. | 5562 |
26 |
| Sumitomo Chemical Company, Limited | 9109 |
24 |
| National University Corporation Kobe University | 537 |
24 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12671 |
24 |
| Other owners | 2524 |