Patent holdings for IPC class G02F 1/1523

Total number of patents in this class: 344

10-year publication summary

10
23
32
63
64
50
38
40
31
11
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
View Operating Corporation
515
70
Sage Electrochromics, Inc.
259
23
Smart Window Inc., Limited
102
22
Hivisq Technologies, S.L.
29
13
Ricoh Company, Ltd.
13208
10
Apple Inc.
54479
7
Lannray Optoelectronics (Zhenjiang) Co. Ltd.
22
6
LG Chem, Ltd.
17561
5
Korea Fuel-Tech Corporation
28
5
Canon Inc.
39442
4
Nitto Denko Corporation
8182
4
Essilor International (compagnie Generale D'optique)
2979
4
Gentex Corporation
1885
4
National Institute for Materials Science
1108
4
Polyceed Inc.
21
4
Saint-Gobain Glass France
3749
4
SKC Co., Ltd.
324
4
Vitro Flat Glass LLC
451
4
View, Inc.
290
3
Industry-university Cooperation Foundation Hanyang University Erica Campus
568
3
Other owners 141