Patent holdings for IPC class B24B 9/14

Total number of patents in this class: 305

10-year publication summary

15
17
25
20
9
12
11
16
10
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Essilor International (compagnie Generale D'optique)
2996
129
Nidek Co., Ltd.
339
23
Hoya Corporation
2691
19
Satisloh AG
118
15
Nidek.co.,ltd
186
13
Schneider GmbH & Co. KG
167
12
Carl Zeiss Vision International GmbH
693
8
Hoya Lens Thailand Ltd.
615
8
Rodenstock GmbH
396
5
Huvitz Co., Ltd.
69
4
OptoTech Optikmaschinen GmbH
37
4
Shamir Optical Industry Ltd.
189
4
MEI S.r.L.
28
3
National Optronics, Inc.
4
3
Tokai Optical Co., Ltd.
131
3
Delamare Sovra SAS
3
3
Olympus Corporation
12929
2
Carl Zeiss SMT GmbH
3345
2
Automation & Robotics S.A.
5
2
Carl Zeiss Vision GmbH
235
2
Other owners 41