- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/15 - Medicinal preparations
Patent holdings for IPC class G01N 33/15
Total number of patents in this class: 3453
10-year publication summary
|
176
|
154
|
183
|
144
|
182
|
227
|
200
|
170
|
141
|
105
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Osaka University | 3071 |
79 |
| Kyoto University | 2693 |
71 |
| The University of Tokyo | 3837 |
66 |
| Chugai Seiyaku Kabushiki Kaisha | 1237 |
57 |
| Riken | 1675 |
56 |
| Takeda Pharmaceutical Company Limited | 2967 |
44 |
| Shiseido Company, Ltd. | 3673 |
41 |
| Keio University | 1041 |
40 |
| The Johns Hopkins University | 5256 |
33 |
| Eisai R&D Management Co., Ltd. | 1320 |
32 |
| Japan Science and Technology Agency | 1741 |
31 |
| Kyushu University, National University Corporation | 1549 |
29 |
| Sumitomo Chemical Company, Limited | 8729 |
26 |
| Oncotherapy Science, Inc. | 320 |
26 |
| National University Corporation Nagoya University | 934 |
25 |
| Tohoku University | 2476 |
25 |
| FUJIFILM Corporation | 26514 |
24 |
| National University Corporation Tokyo Medical and Dental University | 499 |
23 |
| Japanese Foundation for Cancer Research | 152 |
22 |
| National University Corporation Hokkaido University | 1299 |
22 |
| Other owners | 2681 |