Patent holdings for IPC class B24B 9/14

Total number of patents in this class: 306

10-year publication summary

15
17
25
20
9
12
11
16
10
5
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)
2994
130
Nidek Co., Ltd.
340
23
Hoya Corporation
2721
19
Satisloh AG
116
15
Schneider GmbH & Co. KG
167
13
Nidek.co.,ltd
185
12
Carl Zeiss Vision International GmbH
690
8
Hoya Lens Thailand Ltd.
611
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
12939
2
Carl Zeiss SMT GmbH
3332
2
Automation & Robotics S.A.
5
2
Carl Zeiss Vision GmbH
235
2
Other owners 41