Patent holdings for IPC class F21W 121/00

Total number of patents in this class: 823

10-year publication summary

109
128
113
87
61
41
41
47
44
22
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
L&L Candle Company, LLC
288
92
Chien, Aaron
97
39
Chien, Te-ju
97
39
Wang, Hsin-yi
97
39
Willis Electric Co., Ltd.
94
37
Signify Holding B.V.
8030
21
Liown Holdings, Inc.
72
15
Coelux S.r.l.
94
14
Feit Electric Company, Inc.
294
13
Panasonic Intellectual Property Management Co., Ltd.
33911
10
Gemmy Industries Corporation
66
10
Seasonal Specialties, LLC
85
8
Shenzhen Liown Electronics Co., Ltd.
35
8
Sterno Home Inc.
60
8
Idea Tech LLC
20
8
Aaron Chien
10
7
Te-Ju Chien
10
7
Russel Williams Home Services LLC
10
6
Hsin-Yi Wang
8
6
Edisonled LLC
54
6
Other owners 430