Inventor
Hee-joong Lee
Inventor
Anyang-si, KR
Overview
Patents· 33 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television36%
G02BOptical elements, systems or apparatus24%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them23%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%
F21VFunctional features or details of lighting devices or systems thereof3%
B81BMicrostructural devices or systems, e.g. micromechanical devices1%
B81CProcesses or apparatus specially adapted for the manufacture or treatment of microstructural devices or systems1%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted1%
H01RElectrically-conductive connections1%
H05BElectric heating1%
PatentTitleYear
8,929,003'Projection lens unit for pico-projector'20158,693,112'Projection lens unit for pico-projector'20148,284,493'Projection lens unit for pico-projector'20127,439,938'Multi-display apparatus having an optical path changing device'20087,411,742'Focusing lens for LED'20087,367,677'High efficiency lighting system, scrolling unit and projection system employing the same'20087,327,409'Projection type image display system capable of color scrolling'20087,327,410'High resolution 3-D image display with liquid crystal shutter array'20087,298,556'Illuminating optical system, image display apparatus using same and image display method'20077,241,027'Illumination system providing light of Gaussian distribution, projection system, and method of forming color image'20077,226,169'Projection system using spatial filter'20077,175,280'Projection display with polarization beam splitter'20077,163,293'Projection system and method'20077,150,532'Projection system with scrolling unit'20067,140,737'Projection system using spatial filter'20067,131,734'Projection system using spatial filter'20067,119,964'Color illuminating system and projection type image display apparatus using the same'20067,104,651'Color scrollable projection system'20067,097,309'Lighting system and compact projection system'20067,097,308'Highly efficient projection system'20067,066,602'Projection type image display system capable of color scrolling'20067,066,604'Light pipe, color illumination system adopting the light pipe, and projection system employing the color illumination system'20067,048,381'Cylindrical lens array for scrolling colors, projection system using same, and scrolling method'20066,971,748'High-resolution display including pixel moving optical system'20056,921,171'Color scrolling projection system'20056,913,360'Single-panel color image display apparatus'20056,877,861'Projection system and method of forming color image'20056,850,369'Spiral lens disk and projection system employing the same'20056,843,567'Highly efficient scrolling projection system and method'20056,824,270'Single-panel color image display apparatus and scrolling method'20046,815,866'Cantilever having step-up structure and method for manufacturing the same'20046,733,141'Apparatus for fine-adjusting orientation of optical device'20044,691,087'Preventing twist of a microwave temperature probe line'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987Based in Masan, KR· patent location history
2004–2008Patents assigned to SAMSUNG ELECTRONICS CO LTD (28)· patent assignee history
2004–2015Based in Gyeonggi-do, KR· patent location history
2004–2008Based in Seoul, KR· patent location history
2005–2008Based in Anyang-si, KR· patent location history
2007Based in Kyungki-do, KR· patent location history
2008–2015Patents assigned to SEKONIX CO LTD (4)· patent assignee history
2012–2015Patents assigned to HONG SEUNG-KI (3)· patent assignee history
2012–2015Patents assigned to HWANG SUNG-HOON (3)· patent assignee history
2012–2015Patents assigned to LEE HEE-JOONG (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 28 | 2004–2008 |
| SEKONIX CO LTD | 4 | 2008–2015 |
| HONG SEUNG-KI | 3 | 2012–2015 |
| HWANG SUNG-HOON | 3 | 2012–2015 |
| LEE HEE-JOONGself | 3 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anyang-si, KR | 18 | 2005–2008 |
| Gyeonggi-do, KR | 10 | 2004–2015 |
| Seoul, KR | 3 | 2004–2008 |
| Kyungki-do, KR | 1 | 2007 |
| Masan, KR | 1 | 1987 |