- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/72 - Chemical analysis of biological material, e.g. blood, urineTesting involving biospecific ligand binding methodsImmunological testing involving blood pigments, e.g. hemoglobin, bilirubin
Patent holdings for IPC class G01N 33/72
Total number of patents in this class: 958
10-year publication summary
|
61
|
76
|
94
|
82
|
85
|
69
|
63
|
72
|
43
|
44
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Healthcare Diagnostics Inc. | 2154 |
43 |
| ARKRAY, Inc. | 856 |
22 |
| Roche Diagnostics Operations, Inc. | 1522 |
19 |
| Beckman Coulter, Inc. | 1347 |
14 |
| Sekisui Medical Co., Ltd. | 703 |
14 |
| Eiken Kagaku Kabushiki Kaisha | 167 |
13 |
| Case Western Reserve University | 1907 |
12 |
| Toyobo Co., Ltd. | 2544 |
12 |
| Kikkoman Corporation | 497 |
11 |
| The General Hospital Corporation | 4890 |
10 |
| Sysmex Corporation | 1437 |
10 |
| Universite Paris-est Creteil Val de Marne | 204 |
10 |
| F. Hoffmann-La Roche AG | 7798 |
9 |
| Abbott Diabetes Care Inc. | 2079 |
9 |
| Roche Diagnostics GmbH | 2679 |
8 |
| Polymer Technology Systems, Inc. | 146 |
8 |
| Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2002 |
8 |
| Abbott Laboratories | 2238 |
7 |
| Terumo Kabushiki Kaisha | 5874 |
7 |
| Assistance Publique - Hopitaux de Paris | 1059 |
7 |
| Other owners | 705 |