- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 21/24 - Base structure
Patent holdings for IPC class G02B 21/24
Total number of patents in this class: 1292
10-year publication summary
|
117
|
132
|
151
|
120
|
124
|
99
|
83
|
68
|
62
|
60
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carl Zeiss Microscopy GmbH | 1222 |
93 |
| Leica Microsystems CMS GmbH | 1095 |
81 |
| Evident Corporation | 1044 |
59 |
| Sony Corporation | 30910 |
31 |
| Sony Olympus Medical Solutions Inc. | 374 |
31 |
| Leica Biosystems Imaging, Inc. | 262 |
26 |
| Carl Zeiss MicroImaging GmbH | 124 |
24 |
| Nikon Corporation | 7298 |
23 |
| Illumina, Inc. | 3383 |
23 |
| Mitutoyo Corporation | 1251 |
22 |
| FUJIFILM Corporation | 29702 |
21 |
| Molecular Devices, LLC | 238 |
19 |
| Olympus Corporation | 13127 |
16 |
| Hamamatsu Photonics K.K. | 4461 |
16 |
| Carl Zeiss Meditec AG | 1630 |
15 |
| Leica Microsystems (Schweiz) AG | 101 |
15 |
| Leica Instruments (Singapore) Pte. Ltd. | 232 |
15 |
| Inscopix, Inc. | 33 |
11 |
| KEYENCE Corporation | 454 |
11 |
| Ventana Medical Systems, Inc. | 1038 |
11 |
| Other owners | 729 |