Inventor
CHO GYOUNG IL
KR49 patents
⚠️ This page may combine multiple inventors who share the name “CHO GYOUNG IL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ANGSTROM INC
31 patentsUS7619807B2Nov 17, 2009
Micromirror array lens with optical surface profiles
ANGSTROM INC30 citations92
US7354167B2Apr 8, 2008
Beam focusing and scanning system using micromirror array lens
ANGSTROM INC37 citations92
US7315503B2Jan 1, 2008
Optical pick-up device using micromirror array lens
ANGSTROM INC38 citations92
US7339746B2Mar 4, 2008
Small and fast zoom system using micromirror array lens
ANGSTROM INC23 citations90
US7742232B2Jun 22, 2010
Three-dimensional imaging system
ANGSTROM INC9 citations84
US7580178B2Aug 25, 2009
Image-guided microsurgery system and method
ANGSTROM INC9 citations84
US7751694B2Jul 6, 2010
Three-dimensional endoscope imaging and display system
ANGSTROM INC7 citations74
US7410266B2Aug 12, 2008
Three-dimensional imaging system for robot vision
ANGSTROM INC8 citations74
US7350922B2Apr 1, 2008
Three-dimensional display using variable focal length micromirror array lens
ANGSTROM INC7 citations74
US7768571B2Aug 3, 2010
Optical tracking system using variable focal length lens
ANGSTROM INC4 citations63
US7474454B2Jan 6, 2009
Programmable micromirror motion control system
ANGSTROM INC2 citations63
US7777959B2Aug 17, 2010
Micromirror array lens with fixed focal length
ANGSTROM INC6 citations62
US7605988B2Oct 20, 2009
Compact image taking lens system with a lens-surfaced prism
ANGSTROM INC2 citations62
US7589885B2Sep 15, 2009
Micromirror array device comprising encapsulated reflective metal layer and method of making the same
ANGSTROM INC2 citations62
US7535618B2May 19, 2009
Discretely controlled micromirror device having multiple motions
ANGSTROM INC2 citations62
US7488082B2Feb 10, 2009
Discretely controlled micromirror array device with segmented electrodes
ANGSTROM INC6 citations62
US7463342B2Dec 9, 2008
Optical tracking device using micromirror array lenses
ANGSTROM INC4 citations62
US7411718B2Aug 12, 2008
Variable focal length lens and lens array comprising discretely controlled micromirrors
ANGSTROM INC4 citations62
US7400437B2Jul 15, 2008
Discretely controlled micromirror with multi-level positions
ANGSTROM INC2 citations62
US7382516B2Jun 3, 2008
Discretely controlled micromirror with multi-level positions
ANGSTROM INC3 citations62
US7365899B2Apr 29, 2008
Micromirror with multi-axis rotation and translation
ANGSTROM INC3 citations62
US7330297B2Feb 12, 2008
Fine control of rotation and translation of discretely controlled micromirror
ANGSTROM INC4 citations57
US8345146B2Jan 1, 2013
Automatic focus imaging system using out-of-plane translation of an MEMS reflective surface
ANGSTROM INC1 citations52
US8049776B2Nov 1, 2011
Three-dimensional camcorder
ANGSTROM INC0 citations52
US7898144B2Mar 1, 2011
Multi-step microactuator providing multi-step displacement to a controlled object
ANGSTROM INC1 citations52
US7667896B2Feb 23, 2010
DVD recording and reproducing system
ANGSTROM INC0 citations52
US7619614B2Nov 17, 2009
Three-dimensional optical mouse system
ANGSTROM INC0 citations52
US7605964B2Oct 20, 2009
Array of micromirrors with non-fixed underlying structures
ANGSTROM INC1 citations52
US7589916B2Sep 15, 2009
Micromirror array with iris function
ANGSTROM INC0 citations52
US7489434B2Feb 10, 2009
Hybrid micromirror array lens for reducing chromatic aberration
ANGSTROM INC0 citations52
US7589884B2Sep 15, 2009
Micromirror array lens with encapsulation of reflective metal layer and method of making the same
ANGSTROM INC0 citations41
STEREO DISPLAY INC
12 patentsUS7212330B2May 1, 2007
Three-dimensional imaging system for pattern recognition
STEREO DISPLAY INC61 citations98
US7068416B2Jun 27, 2006
Three-dimensional imaging device
STEREO DISPLAY INC67 citations97
US7077523B2Jul 18, 2006
Three-dimensional display using variable focusing lens
STEREO DISPLAY INC94 citations96
US7261417B2Aug 28, 2007
Three-dimensional integral imaging and display system using variable focal length lens
STEREO DISPLAY INC38 citations92
US7239438B2Jul 3, 2007
Variable focal length lens and lens array comprising discretely controlled micromirrors
STEREO DISPLAY INC20 citations92
US7215882B2May 8, 2007
High-speed automatic focusing system
STEREO DISPLAY INC30 citations92
US7173653B2Feb 6, 2007
Imaging stabilizer using micromirror array lens
STEREO DISPLAY INC21 citations92
US7095548B1Aug 22, 2006
Micromirror array lens with free surface
STEREO DISPLAY INC23 citations92
US7057826B2Jun 6, 2006
Small and fast zoom system
STEREO DISPLAY INC23 citations91
US7333260B2Feb 19, 2008
Two-dimensional image projection system
STEREO DISPLAY INC14 citations84
US7274517B2Sep 25, 2007
Micromirror array lens with focal length gradient
STEREO DISPLAY INC16 citations84
US7236289B2Jun 26, 2007
Fast optical shutter using micromirror motion
STEREO DISPLAY INC1 citations52