- 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: 3400
10-year publication summary
|
154
|
183
|
144
|
182
|
228
|
201
|
171
|
141
|
116
|
39
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Osaka University | 3143 |
81 |
| Kyoto University | 2732 |
71 |
| The University of Tokyo | 3903 |
69 |
| Chugai Seiyaku Kabushiki Kaisha | 1259 |
58 |
| Riken | 1669 |
55 |
| Keio University | 1053 |
41 |
| Shiseido Company, Ltd. | 3761 |
41 |
| Takeda Pharmaceutical Company Limited | 2961 |
40 |
| The Johns Hopkins University | 5377 |
33 |
| Kyushu University, National University Corporation | 1572 |
30 |
| Eisai R&D Management Co., Ltd. | 1304 |
29 |
| Japan Science and Technology Agency | 1564 |
27 |
| Oncotherapy Science, Inc. | 302 |
26 |
| Tohoku University | 2526 |
25 |
| FUJIFILM Corporation | 27102 |
24 |
| National University Corporation Nagoya University | 921 |
24 |
| Japanese Foundation for Cancer Research | 155 |
23 |
| National University Corporation Tokyo Medical and Dental University | 518 |
23 |
| Omni Medsci, Inc. | 27 |
23 |
| Sumitomo Chemical Company, Limited | 8808 |
22 |
| Other owners | 2635 |