- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/47 - Scattering, i.e. diffuse reflection
Patent holdings for IPC class G01N 21/47
Total number of patents in this class: 3902
10-year publication summary
|
317
|
345
|
346
|
317
|
246
|
214
|
199
|
210
|
172
|
51
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASML Netherlands B.V. | 7710 |
143 |
| KLA-Tencor Corporation | 2524 |
105 |
| The General Hospital Corporation | 4797 |
60 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10975 |
56 |
| KLA Corporation | 1781 |
56 |
| Hitachi High-Tech Corporation | 5629 |
49 |
| Canon Inc. | 42139 |
40 |
| Samsung Electronics Co., Ltd. | 153093 |
36 |
| Canon Kabushiki Kaisha | 7202 |
34 |
| Apple Inc. | 57989 |
31 |
| Panasonic Intellectual Property Management Co., Ltd. | 33401 |
29 |
| Hamamatsu Photonics K.K. | 4593 |
26 |
| Koninklijke Philips Electronics N.V. | 8120 |
25 |
| Centre National de La Recherche Scientifique | 10846 |
24 |
| The Wave Talk, Inc. | 59 |
24 |
| bioMerieux, Inc. | 451 |
22 |
| Robert Bosch GmbH | 43500 |
21 |
| Seagate Technology LLC | 3985 |
21 |
| Sony Corporation | 30461 |
20 |
| Koninklijke Philips N.V. | 25511 |
20 |
| Other owners | 3060 |