- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 21/00 - Microscopes
Patent holdings for IPC class G02B 21/00
Total number of patents in this class: 6535
10-year publication summary
|
561
|
597
|
580
|
552
|
518
|
400
|
366
|
373
|
365
|
204
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carl Zeiss Microscopy GmbH | 1275 |
400 |
| Leica Microsystems CMS GmbH | 1141 |
346 |
| Evident Corporation | 1026 |
242 |
| Nikon Corporation | 7232 |
182 |
| Carl Zeiss Meditec AG | 1685 |
161 |
| Olympus Corporation | 12932 |
144 |
| Hamamatsu Photonics K.K. | 4700 |
134 |
| Leica Instruments (Singapore) Pte. Ltd. | 260 |
77 |
| Sony Corporation | 30139 |
74 |
| Abberior Instruments GmbH | 130 |
74 |
| The Regents of the University of California | 20790 |
71 |
| Alcon, Inc. | 5883 |
68 |
| Centre National de La Recherche Scientifique | 11042 |
58 |
| Illumina, Inc. | 3514 |
58 |
| Sony Olympus Medical Solutions Inc. | 386 |
51 |
| FUJIFILM Corporation | 30543 |
44 |
| California Institute of Technology | 4039 |
44 |
| Magic Leap, Inc. | 3400 |
43 |
| The Board of Trustees of the Leland Stanford Junior University | 6668 |
42 |
| Carl Zeiss MicroImaging GmbH | 103 |
39 |
| Other owners | 4183 |