- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 27/74 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables of fluids
Patent holdings for IPC class G01N 27/74
Total number of patents in this class: 471
10-year publication summary
|
44
|
31
|
40
|
36
|
36
|
39
|
45
|
24
|
41
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Healthineers Nederland B.V. | 104 |
28 |
| T2 Biosystems, Inc. | 127 |
13 |
| Koninklijke Philips N.V. | 22975 |
12 |
| TDK Corporation | 6306 |
9 |
| Abbott Point Of Care Inc. | 319 |
8 |
| Centre National de La Recherche Scientifique | 9632 |
7 |
| Purdue Research Foundation | 3277 |
7 |
| Halliburton Energy Services, Inc. | 20165 |
6 |
| Siemens AG | 24990 |
6 |
| TagArray, Inc. | 17 |
6 |
| Koninklijke Philips Electronics N.V. | 13133 |
5 |
| JPMorgan Chase Bank, National Association | 10964 |
5 |
| Board of Trustees of Michigan State University | 1141 |
5 |
| Regents of the University of Minnesota | 2620 |
5 |
| Flodatix Limited | 10 |
5 |
| Baker Hughes Incorporated | 5689 |
4 |
| The Regents of the University of California | 18943 |
4 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
4 |
| Western Digital Technologies, Inc. | 1043 |
4 |
| Institut Polytechnique de Grenoble | 355 |
4 |
| Other owners | 324 |