Inventor
OJALA KAI
FI12 patents
⚠️ This page may combine multiple inventors who share the name “OJALA KAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
INTERDIGITAL MADISON PATENT HOLDINGS SAS
5 patentsUS11624934B2Apr 11, 2023
Method and system for aperture expansion in light field displays
INTERDIGITAL MADISON PATENT HOLDINGS SAS3 citations70
US12061350B2Aug 13, 2024
3D display directional backlight based on diffractive elements
INTERDIGITAL MADISON PATENT HOLDINGS SAS0 citations60
US11991343B2May 21, 2024
Optical method and system for light field displays based on distributed apertures
INTERDIGITAL MADISON PATENT HOLDINGS SAS0 citations60
US11927776B2Mar 12, 2024
Optical method and system for light field displays based on beams with extended depth of focus
INTERDIGITAL MADISON PATENT HOLDINGS SAS0 citations60
US12529905B2Jan 20, 2026
Light field image engine method and apparatus for generating projected 3D light fields
INTERDIGITAL MADISON PATENT HOLDINGS SAS0 citations49
NOKIA CORP
4 patentsUS7453510B2Nov 18, 2008
Imaging device
NOKIA CORP91 citations96
US7302274B2Nov 27, 2007
Method and device for real-time shared editing mobile video
NOKIA CORP22 citations91
US7433681B2Oct 7, 2008
Method and device arrangement for using a text message to control multimedia data to be transmitted, and a multimedia server used in the method
NOKIA CORP7 citations71
US7271393B2Sep 18, 2007
UV radiation meter using visible light sensors
NOKIA CORP4 citations62