Patent holdings for IPC class G02B 21/36

Total number of patents in this class: 4834

10-year publication summary

392
473
501
477
516
454
435
342
337
135
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Carl Zeiss Microscopy GmbH
1202
313
Leica Microsystems CMS GmbH
1082
238
Evident Corporation
1028
194
Nikon Corporation
7155
146
Sony Corporation
31157
130
Hamamatsu Photonics K.K.
4382
108
Olympus Corporation
13201
84
Carl Zeiss Meditec AG
1608
73
Leica Instruments (Singapore) Pte. Ltd.
225
66
The Regents of the University of California
19803
59
Ventana Medical Systems, Inc.
1018
50
Illumina, Inc.
3262
49
FUJIFILM Corporation
29208
48
California Institute of Technology
3966
40
Nanotronics Imaging, Inc.
202
40
Sony Olympus Medical Solutions Inc.
369
40
Sony Group Corporation
13455
40
S.D. Sight Diagnostics Ltd.
104
38
Canon Kabushiki Kaisha
7041
36
Leica Biosystems Imaging, Inc.
253
35
Other owners 3007