- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/63 - Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
Patent holdings for IPC class G01N 21/63
Total number of patents in this class: 1248
10-year publication summary
|
77
|
101
|
87
|
104
|
92
|
91
|
84
|
71
|
75
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Femtometrix, Inc. | 43 |
28 |
| The Regents of the University of California | 20059 |
16 |
| The General Hospital Corporation | 4759 |
16 |
| Hamamatsu Photonics K.K. | 4446 |
14 |
| Centre National de La Recherche Scientifique | 10516 |
13 |
| Quantum-Si Incorporated | 455 |
13 |
| Massachusetts Institute of Technology | 10102 |
11 |
| Agency for Science, Technology and Research | 3639 |
10 |
| National University of Singapore | 2466 |
10 |
| California Institute of Technology | 3985 |
9 |
| Pacific Biosciences of California, Inc. | 765 |
9 |
| Trustees of Boston University | 981 |
9 |
| Lockheed Martin Corporation | 3274 |
8 |
| The Trustees of Columbia University in the City of New York | 3584 |
7 |
| Shimadzu Corporation | 6191 |
7 |
| Illumina, Inc. | 3372 |
7 |
| The Boeing Company | 20117 |
6 |
| Hewlett-Packard Development Company, L.P. | 25813 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10941 |
6 |
| President and Fellows of Harvard College | 5995 |
6 |
| Other owners | 1037 |