Patent №
US 4,896,959
Granted
1990-01-30
Filed 1987
Owner
VISUAL ENHANCEMENT, INC., 811 INVERNESS LANE, PHILADELPHIA, PENNSYLVANIA 19128, A CORP. OF PA
Lab
—
AI components
1
ml
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
07120877
The present invention provides improved apparatus for treatment of amblyopia and similar eye conditions through use of a solitary visual target maintained at a level of minimal discernible size. The improved apparatus provides instantaneous electronic switching between targets of different acuity demand levels, compact optics requiring limited case size, and automatic scoring of correct responses.
AI classification
Ownership
VISUAL ENHANCEMENT, INC., 811 INVERNESS LANE, PHILADELPHIA, PENNSYLVANIA 19128, A CORP. OF PA
assignment · 47950770
Assignors
O'BRIEN, RICHARD W.
On an employer assignment, the assignors are typically the inventors.