Lee; Wha-Seop

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lee; Wha-Seop.The latest application filed is for "dye-sensitized solar cell based on electrospun ultra-fine titanium dioxide fibers and fabrication method thereof".

Company Profile

0.6.6

Lee; Wha-Seop - Seoul KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Dye-sensitized solar cell based on electrospun ultra-fine titanium dioxide fibers and fabrication method thereof Grant 8,691,325 - Kim , et al. April 8, 2	2014-04-08
Dye-sensitized Solar Cell Based On Electrospun Ultra-fine Titanium Dioxide Fibers And Fabrication Method Thereof App 20100221863 - KIM; Dong-Young ; et al.	2010-09-02
Hybrid Polymer Electrolyte, A Lithium Secondary Battery Comprising The Hybrid Polymer Electrolyte And Their Fabrication Methods App 20090026662 - Yun; Kyung Suk ; et al.	2009-01-29
Lithium secondary battery comprising a super fine fibrous polymer separator film and its fabrication method Grant 7,279,251 - Yun , et al. October 9, 2	2007-10-09
Dye-sensitized solar cell based on electrospun ultra-fine titanium dioxide fibers and fabrication method thereof App 20050109385 - Kim, Dong-Young ; et al.	2005-05-26
Lithium secondary battery comprising fine fibrous porous polymer membrane and fabrication method thereof App 20050053840 - Jo, Seong Mu ; et al.	2005-03-10
Process for preparing homogeneous cellulose solution by using supercooled liquid N-methylmorpholine-N-oxide hydrate solvent Grant 6,677,447 - Lee , et al. January 13, 2	2004-01-13
Apparatus of polymer web by electrospinning process Grant 6,616,435 - Lee , et al. September 9, 2	2003-09-09
Apparatus of polymer web by electrospinning process App 20020122840 - Lee, Wha Seop ; et al.	2002-09-05
Method for preparing thin fiber-structured polymer web App 20020100725 - Lee, Wha Seop ; et al.	2002-08-01
Process for preparing a homogeneous cellulose solution using N-methylmorpholine-N-oxide Grant 6,153,003 - Lee , et al. November 28, 2	2000-11-28

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