Patent holdings for IPC class G02B 21/36

Total number of patents in this class: 5115

10-year publication summary

473
501
477
518
455
440
344
348
310
108
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Carl Zeiss Microscopy GmbH
1267
326
Leica Microsystems CMS GmbH
1132
257
Evident Corporation
1049
197
Nikon Corporation
7298
149
Sony Corporation
30368
130
Hamamatsu Photonics K.K.
4613
114
Olympus Corporation
13003
84
Carl Zeiss Meditec AG
1677
77
Leica Instruments (Singapore) Pte. Ltd.
252
76
The Regents of the University of California
20574
61
Ventana Medical Systems, Inc.
1062
51
FUJIFILM Corporation
30294
49
Illumina, Inc.
3482
46
Sony Group Corporation
15235
42
California Institute of Technology
4016
41
Nanotronics Imaging, Inc.
194
40
Sony Olympus Medical Solutions Inc.
381
40
Canon Kabushiki Kaisha
7237
38
S.D. Sight Diagnostics Ltd.
102
37
Leica Biosystems Imaging, Inc.
267
36
Other owners 3224