Patent holdings for IPC class G02B 21/36

Total number of patents in this class: 4542

10-year publication summary

332
392
473
500
477
515
450
423
336
141
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Carl Zeiss Microscopy GmbH
1152
305
Leica Microsystems CMS GmbH
1034
221
Evident Corporation
1053
191
Nikon Corporation
7151
141
Sony Corporation
32511
131
Hamamatsu Photonics K.K.
4199
101
Olympus Corporation
13551
89
Carl Zeiss Meditec AG
1548
66
The Regents of the University of California
19016
58
Leica Instruments (Singapore) Pte. Ltd.
188
54
FUJIFILM Corporation
27184
47
Illumina, Inc.
2801
45
Ventana Medical Systems, Inc.
973
44
Nanotronics Imaging, Inc.
190
40
Sony Olympus Medical Solutions Inc.
349
40
California Institute of Technology
3875
37
Leica Biosystems Imaging, Inc.
235
35
Canon Kabushiki Kaisha
6899
35
S.D. Sight Diagnostics Ltd.
97
34
Sony Group Corporation
11075
34
Other owners 2794