- 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
|
4
|
3
|
9
|
4
|
8
|
6
|
5
|
1
|
0
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
EnTech Instruments Inc. | 40 |
7 |
Shimadzu Corporation | 6010 |
4 |
Roche Diagnostics Operations, Inc. | 1431 |
2 |
Siemens AG | 24573 |
2 |
Murata Manufacturing Co., Ltd. | 23680 |
2 |
Agilent Technologies, Inc. | 2674 |
2 |
Brigham Young University | 572 |
2 |
Dionex Corporation | 329 |
2 |
GL Sciences Incorporated | 26 |
2 |
IDEX Health & Science LLC | 205 |
2 |
Joint Analytical Systems GmbH | 19 |
2 |
Organo Corporation | 437 |
2 |
Regeneron Pharmaceuticals, Inc. | 3980 |
2 |
Waters Technologies Corporation | 1674 |
2 |
Baker Hughes Oilfield Operations, LLC | 2120 |
2 |
MLS Acq, Inc d/b/a Max Analytical Technology | 37 |
2 |
F. Hoffmann-La Roche AG | 7938 |
1 |
Roche Diagnostics GmbH | 2702 |
1 |
Halliburton Energy Services, Inc. | 20419 |
1 |
Hewlett-Packard Development Company, L.P. | 27473 |
1 |
Other owners | 16 |