- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 27/447 - Systems using electrophoresis
Patent holdings for IPC class G01N 27/447
Total number of patents in this class: 3296
10-year publication summary
|
357
|
305
|
343
|
301
|
288
|
235
|
234
|
224
|
190
|
47
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Roche Sequencing Solutions, Inc. | 565 |
99 |
| Hitachi High-Tech Corporation | 4424 |
96 |
| The Regents of the University of California | 18943 |
80 |
| Life Technologies Corporation | 3068 |
69 |
| Bio-Rad Laboratories, Inc. | 1592 |
66 |
| Shimadzu Corporation | 5791 |
54 |
| International Business Machines Corporation | 60644 |
51 |
| Sharp Kabushiki Kaisha | 18957 |
48 |
| Agilent Technologies, Inc. | 2744 |
45 |
| ARKRAY, Inc. | 844 |
43 |
| GE Healthcare Bio-Sciences AB | 570 |
33 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
32 |
| Hitachi High-Technologies Corporation | 2034 |
30 |
| President and Fellows of Harvard College | 5792 |
30 |
| Regeneron Pharmaceuticals, Inc. | 3650 |
30 |
| ProteinSimple | 87 |
29 |
| Illumina, Inc. | 2771 |
27 |
| The University of North Carolina at Chapel Hill | 1928 |
26 |
| NEC Corporation | 32703 |
25 |
| Technion Research & Development Foundation Ltd. | 1167 |
24 |
| Other owners | 2359 |