Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Inventors
Cities
States
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Home
›
Companies
›
Dongguan Huihuan Lighting Co.
DC
Dongguan Huihuan Lighting Co.
— 38 Patents
Rank
(All Time):
#16,694
of
106,120
Top 20%
1
inventors
38
Patents All Time
Top Inventors at Dongguan Huihuan Lighting Co.
All Time
Showing
1–1
of
1
inventors
Rank
Name
Patents
1
Song Wang
38
Related Companies
Amcor Rigid Packaging Usa
38
Arla Foods Amba
38
Vibia Lighting, S.L.U
38
Oakland University
38
Daf Trucks N.V.
38
Abb E-Mobility B.V.
38
Artsana Usa
38
Foundation Medicine
38
J.H. Fletcher &
38