- All sections
- C - Chemistry; metallurgy
- C12N - Microorganisms or enzymes; compositions thereof; propagating, preserving, or maintaining microorganisms; mutation or genetic engineering; culture media
- C12N 1/21 - Bacteria; Culture media therefor modified by introduction of foreign genetic material
Patent holdings for IPC class C12N 1/21
Total number of patents in this class: 6206
10-year publication summary
383
|
342
|
306
|
303
|
279
|
298
|
328
|
294
|
285
|
93
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Ajinomoto Co., Inc. | 2337 |
131 |
Kaneka Corporation | 4445 |
115 |
CJ Cheiljedang Corporation | 2964 |
114 |
Genomatica, Inc. | 514 |
86 |
Jiangnan University | 1410 |
75 |
Chugai Seiyaku Kabushiki Kaisha | 1259 |
72 |
Kao Corporation | 4843 |
69 |
Daiichi Sankyo Company, Limited | 1829 |
64 |
The Regents of the University of California | 18943 |
62 |
National Institute of Advanced Industrial Science and Technology | 3677 |
58 |
Amano Enzyme Inc. | 324 |
54 |
Riken | 1669 |
47 |
Astellas Pharma Inc. | 1145 |
45 |
Suntory Holdings Limited | 1846 |
42 |
Osaka University | 3143 |
38 |
Novozymes A/S | 3314 |
37 |
Mitsui Chemicals, Inc. | 3134 |
36 |
Kyoto University | 2732 |
36 |
Kyowa Hakko Kirin Co., Ltd. | 285 |
34 |
National University Corporation Hokkaido University | 1323 |
31 |
Other owners | 4960 |