Patent holdings for IPC class G02B 27/58

Total number of patents in this class: 560

10-year publication summary

47
52
53
45
54
29
26
24
23
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Carl Zeiss Microscopy GmbH
1271
66
Leica Microsystems CMS GmbH
1131
23
Abberior Instruments GmbH
125
19
Nikon Corporation
7284
17
California Institute of Technology
4023
14
President and Fellows of Harvard College
6060
8
Omicinsight Corporation
13
8
University Court of The University of ST Andrews
308
7
The Regents of the University of California
20590
6
Fondazione Istituto Italiano di Tecnologia
619
6
The United States of America, as represented by the Secretary, Department of Health and Human Services
2980
6
Apple Inc.
58268
5
Centre National de La Recherche Scientifique
10914
5
FUJIFILM Corporation
30327
5
Northrop Grumman Systems Corporation
2937
5
Carl Zeiss SMT GmbH
3258
5
Carl Zeiss MicroImaging GmbH
110
5
Ecole Polytechnique Federale de Lausanne (epfl)
1596
5
KLA-Tencor Corporation
2522
5
SeeReal Technologies S.A.
236
5
Other owners 335