- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 21/06 - Means for illuminating specimen
Patent holdings for IPC class G02B 21/06
Total number of patents in this class: 2058
10-year publication summary
|
145
|
156
|
180
|
193
|
208
|
185
|
185
|
162
|
121
|
47
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nikon Corporation | 7162 |
125 |
| Carl Zeiss Microscopy GmbH | 1146 |
123 |
| Evident Corporation | 1072 |
120 |
| Leica Microsystems CMS GmbH | 1034 |
101 |
| Hamamatsu Photonics K.K. | 4161 |
71 |
| Olympus Corporation | 13667 |
66 |
| Illumina, Inc. | 2771 |
37 |
| The Regents of the University of California | 18943 |
35 |
| Carl Zeiss Meditec AG | 1541 |
35 |
| Sony Corporation | 32931 |
29 |
| Howard Hughes Medical Institute | 202 |
20 |
| Sony Group Corporation | 10730 |
19 |
| California Institute of Technology | 3884 |
18 |
| Carl Zeiss MicroImaging GmbH | 153 |
18 |
| Leica Instruments (Singapore) Pte. Ltd. | 185 |
17 |
| Centre National de La Recherche Scientifique | 9632 |
14 |
| Shimadzu Corporation | 5791 |
13 |
| KEYENCE Corporation | 372 |
13 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
12 |
| FUJIFILM Corporation | 27102 |
11 |
| Other owners | 1161 |