- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 27/08 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid which is flowing continuously
Patent holdings for IPC class G01N 27/08
Total number of patents in this class: 167
10-year publication summary
|
14
|
10
|
17
|
15
|
13
|
15
|
20
|
13
|
9
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NxStage Medical, Inc. | 298 |
6 |
| KROHNE Messtechnik GmbH | 211 |
5 |
| Chronus Health, Inc. | 7 |
5 |
| Zomedica Biotechnologies LLC | 51 |
5 |
| Schlumberger Technology Corporation | 10691 |
4 |
| Case Western Reserve University | 1814 |
4 |
| Fresenius Medical Care Holdings, Inc. | 1420 |
4 |
| Halliburton Energy Services, Inc. | 20871 |
3 |
| 3m Innovative Properties Company | 17852 |
3 |
| International Business Machines Corporation | 61198 |
3 |
| ABB Limited | 33 |
3 |
| Azbil Corporation | 465 |
3 |
| Roxar Flow Measurement AS | 81 |
3 |
| VWS (UK) Limited | 75 |
3 |
| Halogen Systems, Inc. | 8 |
3 |
| Samsung Electronics Co., Ltd. | 145630 |
2 |
| Siemens AG | 24518 |
2 |
| Hewlett-Packard Development Company, L.P. | 25887 |
2 |
| Western Digital Technologies, Inc. | 1738 |
2 |
| Nokia Technologies Oy | 17746 |
2 |
| Other owners | 100 |