- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/552 - Attenuated total reflection
Patent holdings for IPC class G01N 21/552
Total number of patents in this class: 1547
10-year publication summary
|
156
|
165
|
168
|
152
|
139
|
144
|
93
|
110
|
76
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Healthineers Nederland B.V. | 106 |
34 |
| Cytiva Sweden AB | 782 |
25 |
| Nicoya Lifesciences Inc. | 120 |
23 |
| Aryballe Technologies | 61 |
23 |
| Centre National de La Recherche Scientifique | 10886 |
22 |
| Otsuka Pharmaceutical Co., Ltd. | 1502 |
20 |
| Dxcover Limited | 31 |
17 |
| Schlumberger Technology Corporation | 11522 |
16 |
| The Regents of the University of California | 20574 |
13 |
| Asahi Kasei Microdevices Corporation | 577 |
12 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11020 |
11 |
| Samsung Electronics Co., Ltd. | 154406 |
10 |
| Hamamatsu Photonics K.K. | 4613 |
10 |
| International Business Machines Corporation | 62279 |
9 |
| Hewlett-Packard Development Company, L.P. | 25337 |
8 |
| Ricoh Company, Ltd. | 13299 |
8 |
| The United States of America as represented by the Secretary of the Navy | 2840 |
8 |
| The Board of Trustees of the University of Illinois | 2744 |
8 |
| Korea Research Institute of Standards and Science | 684 |
8 |
| Baker Hughes Oilfield Operations, LLC | 2464 |
8 |
| Other owners | 1254 |