- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 30/40 - Flow patterns using back flushing
Patent holdings for IPC class G01N 30/40
Total number of patents in this class: 59
10-year publication summary
|
4
|
3
|
8
|
4
|
7
|
6
|
5
|
1
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| EnTech Instruments Inc. | 45 |
7 |
| Shimadzu Corporation | 6302 |
5 |
| Roche Diagnostics Operations, Inc. | 1504 |
2 |
| Siemens AG | 24250 |
2 |
| Murata Manufacturing Co., Ltd. | 25455 |
2 |
| Agilent Technologies, Inc. | 2647 |
2 |
| Brigham Young University | 594 |
2 |
| Dionex Corporation | 327 |
2 |
| GL Sciences Incorporated | 25 |
2 |
| IDEX Health & Science LLC | 204 |
2 |
| Joint Analytical Systems GmbH | 19 |
2 |
| Organo Corporation | 535 |
2 |
| Regeneron Pharmaceuticals, Inc. | 4573 |
2 |
| Waters Technologies Corporation | 1771 |
2 |
| Baker Hughes Oilfield Operations, LLC | 2429 |
2 |
| MLS Acq, Inc d/b/a Max Analytical Technology | 37 |
2 |
| F. Hoffmann-La Roche AG | 7847 |
1 |
| Roche Diagnostics GmbH | 2707 |
1 |
| Halliburton Energy Services, Inc. | 21154 |
1 |
| Hewlett-Packard Development Company, L.P. | 25403 |
1 |
| Other owners | 15 |