Patent holdings for IPC class G02B 23/18

Total number of patents in this class: 250

10-year publication summary

18
27
23
13
25
22
15
21
23
16
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Swarovski-Optik AG & Co KG.
155
24
FUJIFILM Corporation
30514
16
Nikon Vision Co., Ltd.
120
10
Carl Zeiss AG
915
8
Sheltered Wings, Inc.
478
7
Canon Inc.
43817
5
Wilcox Industries Corp.
156
5
Nocturn Industries LLC
5
5
Applied Minds, LLC
91
4
Carl Zeiss Sports Optics GmbH
17
4
Kamakura Koki Co., Ltd.
10
4
Leica Camera AG
289
4
TNVC, Inc.
5
4
Sony Corporation
30181
3
Alpine Innovations LLC
31
3
Asia Optical Co., Inc.
216
3
Really Right Stuff, LLC
136
3
Raytron Technology Co., Ltd.
92
3
Shenzhen Ruierxing Electronic Co., Ltd.
19
3
Lumiworx SARL
13
3
Other owners 129