Kwak; Chang Hoon

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kwak; Chang Hoon.The latest application filed is for "semiconductor light emitting element package including solder bump".

Company Profile

2.22.25

Kwak; Chang Hoon - Hwaseong-si KR
Kwak; Chang Hoon - Seoul KR
Kwak; Chang Hoon - Gyeonggi-do N/A KR
KWAK; Chang Hoon - Hwasung 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
Semiconductor light emitting element package including solder bump Grant 10,361,351 - Kwak , et al.	2019-07-23
Semiconductor Light Emitting Element Package Including Solder Bump App 20190067539 - KWAK; CHANG HOON ; et al.	2019-02-28
Phosphor film, method of manufacturing the same, coating method of phosphor layer, method of manufacturing LED package and LED package manufactured thereby Grant 9,722,146 - Kwak , et al. August 1, 2	2017-08-01
Light emitting device surrounded by reflection wall and covered with fluorescent film Grant 9,142,737 - Park , et al. September 22, 2	2015-09-22
Light Emitting Device Package And Method Of Fabricating The Same App 20150236224 - KWAK; Chang-Hoon ; et al.	2015-08-20
White light emitting device, display apparatus and illumination apparatus Grant 9,087,968 - Lee , et al. July 21, 2	2015-07-21
Light Emitting Device Package Using Quantum Dot, Illumination Apparatus And Display Apparatus App 20150171290 - LEE; Hyo Jin ; et al.	2015-06-18
Light Emitting Device Package App 20150069454 - PARK; Na-Na ; et al.	2015-03-12
Light emitting device surrounded by reflection wall and covered with fluorescent film Grant 8,890,188 - Park , et al. November 18, 2	2014-11-18
Phosphor Film, Method Of Manufacturing The Same, Coating Method Of Phosphor Layer, Method Of Manufacturing Led Package And Led Package Manufactured Thereby App 20140291705 - KWAK; CHANG HOON ; et al.	2014-10-02
Phosphor film, method of manufacturing the same, coating method of phosphor layer, method of manufacturing LED package, and LED package manufactured thereby Grant 8,795,817 - Kwak , et al. August 5, 2	2014-08-05
Method For Manufacturing A Fluorescent Resin Film And Fluorescent Resin Film Manufactured Thereby App 20140141283 - Lee; Seung Jae ; et al.	2014-05-22
Light emitting diode package and manufacturing method thereof Grant 8,507,299 - Joo , et al. August 13, 2	2013-08-13
Phosphor Film, Method Of Manufacturing The Same, Coating Method Of Phosphor Layer, Method Of Manufacturing Led Package, And Led Package Manufactured Thereby App 20130149508 - Kwak; Chang Hoon ; et al.	2013-06-13
Light emitting diode package and manufacturing method thereof Grant 8,445,927 - Joo , et al. May 21, 2	2013-05-21
White light emitting diode with yellow, green and red light emitting phosphors Grant 8,378,568 - Sohn , et al. February 19, 2	2013-02-19
White Light Emitting Device, Display Apparatus And Illumination Apparatus App 20120274240 - LEE; Hyo Jin ; et al.	2012-11-01
Light source module using quantum dots, backlight unit employing the light source module, display apparatus, and illumination apparatus Grant 8,294,168 - Park , et al. October 23, 2	2012-10-23
Light Emitting Device Package And Method Of Manufacturing The Same App 20120112229 - PARK; Na Na ; et al.	2012-05-10
White light emitting device Grant 8,098,005 - Kwak , et al. January 17, 2	2012-01-17
Light Source Module Using Quantum Dots, Backlight Unit Employing The Light Source Module, Display Apparatus, And Illumination Apparatus App 20110309325 - Park; Il-woo ; et al.	2011-12-22
Light Emitting Device Package Using Quantum Dot, Illumination Apparatus And Display Apparatus App 20110303940 - LEE; Hyo Jin ; et al.	2011-12-15
White Light Emitting Diode With Yellow, Green And Red Light Emitting Phosphors App 20110266584 - SOHN; Jong Rak ; et al.	2011-11-03
Light-emitting Diode Package Using A Liquid Crystal Polymer App 20110260192 - Kwak; Chang Hoon ; et al.	2011-10-27
Light Emitting Diode Package And Method Of Fabricating The Same App 20110248299 - PARK; Na-Na ; et al.	2011-10-13
Composite phosphor powder, light emitting device using the same and method for manufacturing composite phoshpor powder Grant 8,012,792 - Yoon , et al. September 6, 2	2011-09-06
White light emitting diode with yellow, green and red light emitting phosphor Grant 7,999,456 - Sohn , et al. August 16, 2	2011-08-16
Phosphor blend for wavelength conversion and white light emitting device using the same Grant 7,911,127 - Sohn , et al. March 22, 2	2011-03-22
Composite Phosphor Powder, Light Emitting Device Using The Same And Method For Manufacturing Composite Phoshpor Powder App 20110031521 - YOON; Chulsoo ; et al.	2011-02-10
Composite phosphor powder, light emitting device using the same and method for manufacturing composite phosphor powder Grant 7,832,312 - Yoon , et al. November 16, 2	2010-11-16
White light emitting device App 20100283382 - Kwak; Chang Hoon ; et al.	2010-11-11
White light emitting diode Grant 7,804,239 - Sohn , et al. September 28, 2	2010-09-28
Light Emitting Diode Package And Manufacturing Method Thereof App 20100227424 - JOO; Seong Ah ; et al.	2010-09-09
Light Emitting Diode Package And Manufacturing Method Thereof App 20100127290 - Joo; Seong Ah ; et al.	2010-05-27
White light emitting device and light source module for liquid crystal display backlight using the same App 20080180948 - Yoon; Chul Soo ; et al.	2008-07-31
White light emitting diode App 20080088226 - Sohn; Jong Rak ; et al.	2008-04-17
Composite phosphor powder, light emitting device using the same and method for manufacturing composite phoshpor powder App 20070045645 - Yoon; Chulsoo ; et al.	2007-03-01
Phosphor blend for wavelength conversion and white light emitting device using the same App 20060221635 - Sohn; Jong Rak ; et al.	2006-10-05
Surface coating method of sulphide phosphor and surface coated sulphide phosphor App 20060159853 - Chung; Yun Seup ; et al.	2006-07-20

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.