Patent №
US 7,293,172
Granted
2007-11-06
Filed 2004
Owner
RICOH COMPANY, LTD.
Lab
—
AI components
3
vision · evo · hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
10763845
An apparatus for coding an image while scrambling the image by randomizing pixel values includes a scrambling unit which scrambles an image by utilizing an encryption function to compute a displacement of a pixel value to be randomized in response to a displacement of a previously randomized pixel value.
AI classification
Ownership
RICOH COMPANY, LTD.
assignment · 155050080
Assignors
NISHIMURA, TAKAYUKI, NOMIZU, YASUYUKI, SAKUYAMA, HIROYUKI, HARA, JUNICHI, MATSUURA, NEKKA, YANO, TAKANORI, KODAMA, TAKU, MIYAZAWA, TOSHIO, SHINKAI, YASUYUKI
On an employer assignment, the assignors are typically the inventors.