Patent holdings for IPC class G02B 21/36

Total number of patents in this class: 5063

10-year publication summary

458
484
462
504
445
426
339
335
304
56
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Carl Zeiss Microscopy GmbH
1242
320
Leica Microsystems CMS GmbH
1116
254
Evident Corporation
1038
195
Nikon Corporation
7266
149
Sony Corporation
30568
130
Hamamatsu Photonics K.K.
4581
113
Olympus Corporation
13045
84
Carl Zeiss Meditec AG
1664
76
Leica Instruments (Singapore) Pte. Ltd.
242
73
The Regents of the University of California
20427
60
Ventana Medical Systems, Inc.
1053
50
Illumina, Inc.
3423
49
FUJIFILM Corporation
30106
48
California Institute of Technology
4017
41
Sony Group Corporation
14964
41
Nanotronics Imaging, Inc.
202
40
Sony Olympus Medical Solutions Inc.
378
40
Canon Kabushiki Kaisha
7208
38
S.D. Sight Diagnostics Ltd.
102
37
Leica Biosystems Imaging, Inc.
261
36
Other owners 3189