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 N/A 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

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.