Inventor
MELAKARI KLAUS
FI46 patents
⚠️ This page may combine multiple inventors who share the name “MELAKARI KLAUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VARJO TECH OY
28 patentsUS9710887B1Jul 18, 2017
Display apparatus and method of displaying using context display and projectors
VARJO TECH OY38 citations94
US9711072B1Jul 18, 2017
Display apparatus and method of displaying using focus and context displays
VARJO TECH OY31 citations94
US9711114B1Jul 18, 2017
Display apparatus and method of displaying using projectors
VARJO TECH OY37 citations94
US11056030B1Jul 6, 2021
Display apparatus and method of enhancing apparent resolution using liquid-crystal device
VARJO TECH OY10 citations85
US10395111B2Aug 27, 2019
Gaze-tracking system and method
VARJO TECH OY7 citations81
US9905143B1Feb 27, 2018
Display apparatus and method of displaying using image renderers and optical combiners
VARJO TECH OY13 citations81
US11054728B1Jul 6, 2021
Imaging system and method using projection apparatus
VARJO TECH OY3 citations73
US10764567B2Sep 1, 2020
Display apparatus and method of displaying
VARJO TECH OY2 citations73
US10488917B2Nov 26, 2019
Gaze-tracking system and method of tracking user's gaze using reflective element
VARJO TECH OY5 citations72
US10452911B2Oct 22, 2019
Gaze-tracking system using curved photo-sensitive chip
VARJO TECH OY2 citations72
US11288027B1Mar 29, 2022
Peripheral display apparatus and system
VARJO TECH OY2 citations69
US10771774B1Sep 8, 2020
Display apparatus and method of producing images having spatially-variable angular resolutions
VARJO TECH OY4 citations68
US11030720B2Jun 8, 2021
Direct retinal projection apparatus and method
VARJO TECH OY0 citations62
US11023041B1Jun 1, 2021
System and method for producing images based on gaze direction and field of view
VARJO TECH OY1 citations62
US10382699B2Aug 13, 2019
Imaging system and method of producing images for display apparatus
VARJO TECH OY1 citations62
US10726257B2Jul 28, 2020
Gaze-tracking system and method of tracking user's gaze
VARJO TECH OY1 citations61
US11495194B1Nov 8, 2022
Display apparatuses and methods incorporating pattern conversion
VARJO TECH OY0 citations58
US11288990B1Mar 29, 2022
Display apparatus and method incorporating per-pixel shifting
VARJO TECH OY0 citations52
US11029385B2Jun 8, 2021
Tracking system for head-mounted display apparatus and method of tracking
VARJO TECH OY0 citations52
US11348514B2May 31, 2022
LED-based display apparatus and method incorporating sub-pixel shifting
VARJO TECH OY0 citations51
US11307410B2Apr 19, 2022
Display apparatus and method incorporating adaptive pose locking
VARJO TECH OY0 citations51
US11308900B2Apr 19, 2022
Display apparatus and method incorporating sub-pixel aware shifting and overlap compensation
VARJO TECH OY0 citations51
US11281290B2Mar 22, 2022
Display apparatus and method incorporating gaze-dependent display control
VARJO TECH OY0 citations42
US10718949B1Jul 21, 2020
Display apparatus and method of displaying
VARJO TECH OY0 citations41
US10698482B2Jun 30, 2020
Gaze tracking using non-circular lights
VARJO TECH OY0 citations41
US10122990B2Nov 6, 2018
Imaging system and method of producing context and focus images
VARJO TECH OY0 citations41
US10592739B2Mar 17, 2020
Gaze-tracking system and method of tracking user's gaze
VARJO TECH OY0 citations40
US10564429B2Feb 18, 2020
Gaze-tracking system using illuminators emitting different wavelengths
VARJO TECH OY0 citations40
PIXIERAY OY
11 patentsUS11733547B1Aug 22, 2023
Modulating impedance to segments of ground plane
PIXIERAY OY2 citations70
US12265305B2Apr 1, 2025
Subtractive method for providing connections to electrodes in liquid crystal cells
PIXIERAY OY0 citations51
US12153212B2Nov 26, 2024
Eyeglass lens with eye-tracking components
PIXIERAY OY0 citations51
US12468197B1Nov 11, 2025
Using electrically-conductive adhesive material for providing connections to electrodes
PIXIERAY OY0 citations49
US12222504B2Feb 11, 2025
Optical elements with spatially-variable optical power
PIXIERAY OY0 citations49
US11966509B1Apr 23, 2024
Tracking pupil centre during eye scanning
PIXIERAY OY0 citations49
US12104952B1Oct 1, 2024
Calibration arrangement, method for calibrating light intensity reading and a system for determining gaze direction
PIXIERAY OY0 citations48
US12458531B2Nov 4, 2025
Actively adaptive optical apparatuses for amblyopia treatment
PIXIERAY OY0 citations47
US12105363B2Oct 1, 2024
Actively adaptive optical apparatuses for reducing myopia development
PIXIERAY OY0 citations47
US11927837B2Mar 12, 2024
Actively adaptive optical elements and apparatuses
PIXIERAY OY0 citations47
US12105873B2Oct 1, 2024
Light field based eye tracking
PIXIERAY OY0 citations43
MICROSOFT TECHNOLOGY LICENSING LLC
6 patentsUS10277858B2Apr 30, 2019
Tracking object of interest in an omnidirectional video
MICROSOFT TECHNOLOGY LICENSING LLC6 citations83
US10206044B2Feb 12, 2019
Display structure having a visual display and an audio output
MICROSOFT TECHNOLOGY LICENSING LLC3 citations73
US10270947B2Apr 23, 2019
Flat digital image sensor
MICROSOFT TECHNOLOGY LICENSING LLC2 citations72
US10003872B2Jun 19, 2018
Speaker arrangement
MICROSOFT TECHNOLOGY LICENSING LLC5 citations72
US10536661B2Jan 14, 2020
Tracking object of interest in an omnidirectional video
MICROSOFT TECHNOLOGY LICENSING LLC0 citations51
US10708571B2Jul 7, 2020
Video frame processing
MICROSOFT TECHNOLOGY LICENSING LLC0 citations41