- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 30/89 - Inverse chromatography, i.e. with the analyte in stationary phase
Patent holdings for IPC class G01N 30/89
Total number of patents in this class: 34
10-year publication summary
|
4
|
6
|
2
|
6
|
2
|
3
|
4
|
0
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chugai Seiyaku Kabushiki Kaisha | 1315 |
2 |
| Grace GmbH & Co. KG | 27 |
2 |
| Janssen Biotech, Inc. | 1464 |
2 |
| Korea University Research and Business Foundation | 2803 |
2 |
| Sartorius Stedim Biotech GmbH | 803 |
2 |
| Waters Technologies Corporation | 1678 |
2 |
| Bristol-myers Squibb Company | 4883 |
1 |
| LG Chem, Ltd. | 17632 |
1 |
| Warsaw Orthopedic, Inc. | 3169 |
1 |
| Shimadzu Corporation | 5999 |
1 |
| China Pharmaceutical University | 270 |
1 |
| Jiangnan University | 1475 |
1 |
| NOK Corporation | 2162 |
1 |
| Pall Corporation | 346 |
1 |
| Raptor Pharmaceutical Inc. | 7 |
1 |
| Shanghai Tobacco Group Co., Ltd. | 95 |
1 |
| South University of Science and Technology of China | 123 |
1 |
| Taisho Pharmaceutical Co., Ltd. | 860 |
1 |
| TruTag Technologies, Inc. | 42 |
1 |
| Zhejiang University | 2936 |
1 |
| Other owners | 8 |