- 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: 1481
10-year publication summary
|
147
|
156
|
165
|
168
|
152
|
139
|
143
|
91
|
105
|
45
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Healthineers Nederland B.V. | 105 |
34 |
| Aryballe Technologies | 58 |
23 |
| Nicoya Lifesciences Inc. | 111 |
22 |
| Centre National de La Recherche Scientifique | 10350 |
21 |
| Cytiva Sweden AB | 758 |
21 |
| Otsuka Pharmaceutical Co., Ltd. | 1504 |
20 |
| Schlumberger Technology Corporation | 10641 |
16 |
| Dxcover Limited | 29 |
15 |
| The Regents of the University of California | 19839 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10879 |
12 |
| Asahi Kasei Microdevices Corporation | 530 |
12 |
| Samsung Electronics Co., Ltd. | 144426 |
10 |
| International Business Machines Corporation | 61123 |
9 |
| Hamamatsu Photonics K.K. | 4390 |
9 |
| Hewlett-Packard Development Company, L.P. | 25940 |
8 |
| Ricoh Company, Ltd. | 13209 |
8 |
| The United States of America as represented by the Secretary of the Navy | 2735 |
8 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1286 |
8 |
| Korea Research Institute of Standards and Science | 671 |
8 |
| Hoffmann-La Roche Inc. | 3387 |
7 |
| Other owners | 1197 |