- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 30/04 - Preparation or injection of sample to be analysed
Patent holdings for IPC class G01N 30/04
Total number of patents in this class: 349
10-year publication summary
|
21
|
25
|
30
|
20
|
21
|
23
|
20
|
21
|
21
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 6283 |
39 |
| Waters Technologies Corporation | 1767 |
24 |
| Agilent Technologies, Inc. | 2651 |
10 |
| Quest Diagnostics Investments LLC | 426 |
9 |
| Elemental Scientific, Inc. | 282 |
6 |
| DH Technologies Development Pte. Ltd. | 1145 |
5 |
| Ajinomoto Co., Inc. | 2295 |
4 |
| ARKRAY, Inc. | 868 |
4 |
| Promega Corporation | 582 |
4 |
| Sumitomo Bakelite Co., Ltd. | 1517 |
4 |
| Roche Diagnostics Operations, Inc. | 1505 |
3 |
| Schlumberger Technology Corporation | 11326 |
3 |
| ABB Inc. | 137 |
3 |
| City of Hope | 1013 |
3 |
| Dionex Corporation | 327 |
3 |
| Hyundai Pharm Co., Ltd. | 65 |
3 |
| Saudi Arabian Oil Company | 13886 |
3 |
| MLS Acq, Inc d/b/a Max Analytical Technology | 37 |
3 |
| Achieve Life Sciences, Inc. | 36 |
3 |
| APN Inc. | 23 |
3 |
| Other owners | 210 |