- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 27/38 - Cleaning of electrodes
Patent holdings for IPC class G01N 27/38
Total number of patents in this class: 102
10-year publication summary
|
3
|
1
|
9
|
11
|
11
|
10
|
8
|
6
|
5
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5615 |
4 |
| Mara Nanotech Korea, Inc. | 17 |
4 |
| Schlumberger Technology Corporation | 11102 |
3 |
| Hach Company | 431 |
3 |
| Horiba Advanced Techno, Co., Ltd. | 116 |
3 |
| Hitachi High-Tech Corporation | 5496 |
3 |
| Schlumberger Canada Limited | 7451 |
2 |
| Schlumberger Technology B.v. | 5224 |
2 |
| Honeywell International Inc. | 13547 |
2 |
| Merck Patent GmbH | 5733 |
2 |
| Centre National de La Recherche Scientifique | 10708 |
2 |
| Tokyo Electron Limited | 13185 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10966 |
2 |
| AMS Trace Metals, Inc. | 25 |
2 |
| DONGWOO FINE-CHEM Co., Ltd. | 1387 |
2 |
| Linxens Holding | 225 |
2 |
| Metrohm AG | 36 |
2 |
| Molecular Devices, LLC | 236 |
2 |
| Saudi Arabian Oil Company | 13681 |
2 |
| Services Petroliers Schlumberger | 5893 |
2 |
| Other owners | 54 |