Patent holdings for IPC class G02B 21/26

Total number of patents in this class: 1183

10-year publication summary

99
119
119
118
114
97
101
78
82
71
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Evident Corporation
1038
68
Carl Zeiss Microscopy GmbH
1228
52
Leica Microsystems CMS GmbH
1099
45
Hamamatsu Photonics K.K.
4478
26
Leica Biosystems Imaging, Inc.
263
26
Ventana Medical Systems, Inc.
1043
26
Canon Inc.
40862
25
FUJIFILM Corporation
29752
23
Canon Kabushiki Kaisha
7135
21
Nanotronics Imaging, Inc.
203
16
Nikon Corporation
7308
15
Huron Technologies International Inc.
68
15
KEYENCE Corporation
466
13
Olympus Corporation
13100
12
Illumina, Inc.
3405
12
Hitachi High-Tech Corporation
5432
12
The Regents of the University of California
20230
11
Academia Sinica
946
11
University of Washington
2373
11
Thorlabs, Inc.
413
10
Other owners 733