- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/71 - Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
Patent holdings for IPC class G01N 21/71
Total number of patents in this class: 817
10-year publication summary
|
65
|
53
|
81
|
72
|
50
|
64
|
49
|
63
|
50
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Research Council of Canada | 1564 |
25 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10972 |
20 |
| SciAps, Inc. | 38 |
19 |
| FOSS Analytical A/S | 184 |
19 |
| Elemental Scientific, Inc. | 282 |
18 |
| Robert Bosch GmbH | 43365 |
14 |
| Thermo Scientific Portable Analytical Instruments Inc. | 137 |
9 |
| Applied Spectra, Inc. | 16 |
9 |
| Divergent Technologies, Inc. | 486 |
9 |
| House of Metals Company Limited | 34 |
9 |
| DTE ehf. | 13 |
9 |
| Centre National de La Recherche Scientifique | 10820 |
8 |
| Nippon Steel Corporation | 6616 |
8 |
| Halliburton Energy Services, Inc. | 21125 |
7 |
| Huazhong University of Science and Technology | 1102 |
7 |
| Thermo Fisher Scientific (Ecublens) SARL | 32 |
7 |
| The Boeing Company | 20102 |
6 |
| Centre de Recherches Metallurgiques ASBL - Centrum voor Research in de Metallurgie VZW | 40 |
6 |
| IFP Energies Nouvelles | 3007 |
6 |
| TSI Incorporated | 205 |
6 |
| Other owners | 596 |