- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/551 - ImmunoassayBiospecific binding assayMaterials therefor with an insoluble carrier for immobilising immunochemicals the carrier being inorganic
Patent holdings for IPC class G01N 33/551
Total number of patents in this class: 333
10-year publication summary
|
13
|
17
|
19
|
16
|
16
|
13
|
14
|
18
|
14
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips Electronics N.V. | 8975 |
10 |
| The Regents of the University of California | 20230 |
8 |
| Graphene-dx, Inc. | 37 |
7 |
| Massachusetts Institute of Technology | 10129 |
6 |
| International Business Machines Corporation | 61694 |
5 |
| Baxter International Inc. | 2412 |
5 |
| Baxter Healthcare S.A. | 1839 |
5 |
| The Board of Trustees of the University of Illinois | 2713 |
5 |
| Drexel University | 1011 |
5 |
| Royal Melbourne Institute of Technology | 165 |
5 |
| The United States of America as represented by the Secretary of the Navy | 2797 |
4 |
| The Trustees of the University of Pennsylvania | 4376 |
4 |
| Northwestern University | 3442 |
4 |
| Illumina Cambridge Limited | 671 |
4 |
| Seeo, Inc. | 142 |
4 |
| Hoffmann-La Roche Inc. | 3516 |
3 |
| NEC Corporation | 36225 |
3 |
| National Institute of Advanced Industrial Science and Technology | 3795 |
3 |
| Tethis S.p.A. | 20 |
3 |
| University of Houston System | 1098 |
3 |
| Other owners | 237 |