Roh; Whanjin

Patent Applications and Registrations

Patent applications and USPTO patent grants for Roh; Whanjin.The latest application filed is for "safety venting mechanism for batteries".

Company Profile

0.5.5

Roh; Whanjin - 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
Safety venting mechanism with tearing tooth structure for batteries Grant 8,257,848 - Ijaz , et al. September 4, 2	2012-09-04
Stacked lithium secondary battery and its fabrication utilizing a folded configuration Grant 8,067,112 - Roh November 29, 2	2011-11-29
Safety Venting Mechanism For Batteries App 20100247996 - IJAZ; Mujeeb ; et al.	2010-09-30
Supercapacitor with reduced internal resistance Grant 7,558,050 - Roh , et al. July 7, 2	2009-07-07
Supercapacitor with Reduced Internal Resistance App 20080212260 - Roh; Whanjin ; et al.	2008-09-04
Uninterruptible power supply for the backup of AC-power supply Grant 7,259,475 - Hong , et al. August 21, 2	2007-08-21
Uninterruptible power supply for the back up of ac-power supply App 20060170289 - Hong; Myoung-shin ; et al.	2006-08-03
Stacked lithium secondary battery and its fabrication App 20060088759 - Roh; Whanjin	2006-04-27
Separation for a lithium ion secondary battery, method for producing the same, and a lithium ion secondary battery using the same App 20030072996 - Roh, Whanjin	2003-04-17
Method of preparing an electrode for lithium based secondary cell Grant 6,143,444 - Roh November 7, 2	2000-11-07

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.