- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 15/04 - Investigating sedimentation of particle suspensions
Patent holdings for IPC class G01N 15/04
Total number of patents in this class: 350
10-year publication summary
|
16
|
26
|
34
|
29
|
27
|
27
|
24
|
36
|
20
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HORIBA, Ltd. | 892 |
16 |
| Halliburton Energy Services, Inc. | 21292 |
12 |
| Roche Diagnostics Operations, Inc. | 1522 |
9 |
| IDEXX Laboratories, Inc. | 913 |
9 |
| Genzyme Corporation | 1381 |
8 |
| Entia Limited | 30 |
8 |
| Siemens Healthcare Diagnostics Inc. | 2154 |
6 |
| National Technology & Engineering Solutions of Sandia, LLC | 1953 |
6 |
| Labrador Diagnostics LLC | 268 |
6 |
| Life Technologies Corporation | 3459 |
5 |
| Sysmex Corporation | 1437 |
5 |
| Saudi Arabian Oil Company | 14369 |
4 |
| Universidad Tecnica Federico Santa Maria | 129 |
4 |
| Hitachi High-Tech Corporation | 5969 |
4 |
| Shimadzu Corporation | 6372 |
3 |
| Hamamatsu Photonics K.K. | 4713 |
3 |
| AMS Trace Metals, Inc. | 25 |
3 |
| Children's Medical Center Corporation | 1969 |
3 |
| China National Petroleum Corporation | 644 |
3 |
| CNPC USA Corp. | 182 |
3 |
| Other owners | 230 |