- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 30/20 - Injection using a sampling valve
Patent holdings for IPC class G01N 30/20
Total number of patents in this class: 558
10-year publication summary
39
|
36
|
46
|
50
|
46
|
56
|
64
|
56
|
36
|
8
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Waters Technologies Corporation | 1654 |
88 |
Agilent Technologies, Inc. | 2744 |
70 |
Shimadzu Corporation | 5791 |
52 |
Dionex Softron GmbH | 110 |
30 |
IDEX Health & Science LLC | 205 |
18 |
Cytiva Sweden AB | 741 |
17 |
GE Healthcare Bio-Sciences AB | 570 |
16 |
Elemental Scientific, Inc. | 255 |
14 |
Mecanique Analytique Inc. | 55 |
12 |
APN Inc. | 24 |
7 |
ARKRAY, Inc. | 844 |
6 |
Nuctech Company Limited | 1275 |
6 |
National Technology & Engineering Solutions of Sandia, LLC | 1851 |
6 |
Know Biological, Inc. | 8 |
6 |
Korea University Research and Business Foundation | 2561 |
5 |
EnTech Instruments Inc. | 38 |
5 |
Hoffmann-La Roche Inc. | 3060 |
4 |
Valco Instruments Company, Inc. | 41 |
4 |
Valco Instruments Company, L.P., Valco Holdings Management, L.L.C., organized in the state of Texas | 37 |
4 |
MLS Acq, Inc d/b/a Max Analytical Technology | 36 |
4 |
Other owners | 184 |