- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 21/08 - Condensers
Patent holdings for IPC class G02B 21/08
Total number of patents in this class: 650
10-year publication summary
|
59
|
93
|
74
|
60
|
58
|
50
|
52
|
39
|
29
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evident Corporation | 1025 |
54 |
| Carl Zeiss Microscopy GmbH | 1207 |
46 |
| Leica Microsystems CMS GmbH | 1094 |
26 |
| Nikon Corporation | 7177 |
19 |
| Hamamatsu Photonics K.K. | 4426 |
11 |
| Carl Zeiss Meditec AG | 1616 |
11 |
| Leica Microsystems (Schweiz) AG | 102 |
10 |
| Daylight Solutions, Inc. | 119 |
9 |
| Leica Instruments (Singapore) Pte. Ltd. | 232 |
9 |
| Illumina, Inc. | 3353 |
8 |
| Labrador Diagnostics LLC | 280 |
8 |
| Centre National de La Recherche Scientifique | 10464 |
7 |
| Discover Echo Inc. | 8 |
7 |
| The Regents of the University of California | 19961 |
6 |
| KEYENCE Corporation | 446 |
6 |
| California Institute of Technology | 3977 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10931 |
5 |
| Shimadzu Corporation | 6179 |
5 |
| KLA-Tencor Corporation | 2544 |
5 |
| Trustees of Boston University | 975 |
5 |
| Other owners | 388 |