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Mark Zhuang
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Richmond, VA, US
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last 30 patents
Information
Patent Grant
Cigarettes and cigarette filters including activated carbon for rem...
Patent number
11,259,563
Issue date
Mar 1, 2022
Philip Morris USA Inc.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarettes and cigarette filters including activated carbon for rem...
Patent number
10,182,595
Issue date
Jan 22, 2019
Philip Morris USA Inc.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarettes and cigarette filters including activated carbon for rem...
Patent number
8,905,042
Issue date
Dec 9, 2014
Philip Morris USA Inc.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarettes and cigarette filters including activated carbon for rem...
Patent number
8,539,957
Issue date
Sep 24, 2013
Philip Morris USA Inc.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Formation of nano-or micro-scale phenolic fibers via electrospinning
Patent number
8,012,399
Issue date
Sep 6, 2011
Philip Morris USA Inc.
Diane Gee
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Patents Applications
last 30 patents
Information
Patent Application
CIGARETTES AND CIGARETTE FILTERS INCLUDING ACTIVATED CARBON FOR REM...
Publication number
20220167664
Publication date
Jun 2, 2022
Philip Morris USA Inc.
Wei-Jun ZHANG
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Cigarettes and Cigarette Filters Including Activated Carbon for Rem...
Publication number
20190110516
Publication date
Apr 18, 2019
Philip Morris USA Inc.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
CIGARETTES AND CIGARETTE FILTERS INCLUDING ACTIVATED CARBON FOR REM...
Publication number
20150090283
Publication date
Apr 2, 2015
Philip Morris USA Inc.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
CIGARETTES AND CIGARETTE FILTERS INCLUDING ACTIVATED CARBON FOR REM...
Publication number
20130340777
Publication date
Dec 26, 2013
Philip Morris USA Inc.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Electroprocessed phenolic materials and methods
Publication number
20070035055
Publication date
Feb 15, 2007
Diane Gee
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Cigarettes and cigarette filters including activated carbon for rem...
Publication number
20060201524
Publication date
Sep 14, 2006
PHILIP MORRIS USA INC.
Wei-Jun Zhang
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES