Patent holdings for IPC class G02F 1/1523

Total number of patents in this class: 370

10-year publication summary

23
32
63
64
50
37
39
31
22
16
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
View Operating Corporation
565
74
Sage Electrochromics, Inc.
258
23
Smart Window Inc., Limited
107
23
Hivisq Technologies, S.L.
29
13
Ricoh Company, Ltd.
13342
10
Apple Inc.
58742
7
Lannray Optoelectronics (Zhenjiang) Co. Ltd.
24
6
LG Chem, Ltd.
17921
5
Essilor International (compagnie Generale D'optique)
2994
5
Korea Fuel-Tech Corporation
29
5
Polyceed Inc.
23
5
Vitro Flat Glass LLC
515
5
Canon Inc.
43817
4
Nitto Denko Corporation
8536
4
View, Inc.
279
4
Gentex Corporation
1968
4
Industry-university Cooperation Foundation Hanyang University Erica Campus
642
4
National Institute for Materials Science
1085
4
Saint-Gobain Glass France
3239
4
SKC Co., Ltd.
326
4
Other owners 157