- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/51 - Scattering, i.e. diffuse reflection within a body or fluid inside a container, e.g. in an ampoule
Patent holdings for IPC class G01N 21/51
Total number of patents in this class: 674
10-year publication summary
|
75
|
71
|
43
|
68
|
55
|
44
|
29
|
27
|
29
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi High-Tech Corporation | 5694 |
24 |
| Hach Lange GmbH | 157 |
23 |
| IP Specialists Ltd | 18 |
16 |
| Malvern PANalytical Limited | 121 |
15 |
| Wyatt Technology, LLC | 163 |
15 |
| bioMerieux, Inc. | 449 |
13 |
| Amgen Inc. | 4383 |
10 |
| Koninklijke Philips N.V. | 25697 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11021 |
8 |
| Malvern Instruments Limited | 55 |
8 |
| Endress + Hauser Conducta GmbH + Co. KG | 357 |
7 |
| Sysmex Corporation | 1436 |
7 |
| University Court of The University of ST Andrews | 308 |
7 |
| Arizona Board of Regents on behalf of Arizona State University | 2875 |
6 |
| Ecolab USA Inc. | 5753 |
6 |
| The Wave Talk, Inc. | 59 |
6 |
| The Regents of the University of California | 20590 |
5 |
| Becton, Dickinson and Company | 7537 |
5 |
| The General Hospital Corporation | 4840 |
5 |
| Abbvie Inc. | 1837 |
5 |
| Other owners | 475 |