Patent holdings for IPC class G02F 1/1523

Total number of patents in this class: 353

10-year publication summary

10
22
32
63
64
49
38
39
31
17
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
View Operating Corporation
538
71
Sage Electrochromics, Inc.
263
24
Smart Window Inc., Limited
106
22
Hivisq Technologies, S.L.
29
13
Ricoh Company, Ltd.
13364
10
Apple Inc.
56170
7
Lannray Optoelectronics (Zhenjiang) Co. Ltd.
23
6
LG Chem, Ltd.
17685
5
Essilor International (compagnie Generale D'optique)
2990
5
Korea Fuel-Tech Corporation
28
5
Canon Inc.
40926
4
Nitto Denko Corporation
8349
4
Gentex Corporation
1930
4
National Institute for Materials Science
1101
4
Polyceed Inc.
22
4
Saint-Gobain Glass France
3244
4
SKC Co., Ltd.
323
4
Vitro Flat Glass LLC
477
4
View, Inc.
288
3
Industry-university Cooperation Foundation Hanyang University Erica Campus
595
3
Other owners 147