Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Portable ophthalmological instrument for selective examination of anterior or posterior regions of the eye

Portable ophthalmological instrument for selective examination of anterior or posterior regions of the eye

US Patent 4461551 · Granted Jul 24, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Beam positioning device for an ophthalmological instrument1994
Confocal laser-scanning ophthalmoscope1992
Confocal scanning ophthalmoscope1991
Apparatus for examination and surgery of the anterior and posterior portions of 1988
Standard slit lamp adapted for photographic documentation1988
Supplement arrangement for a slit-lamp apparatus for treating the eye by means o1988
Medical examination instrument with headband support1986
Binocular ophthalmoscope1986
Apparatus for the subjective and objective determination of refraction1984
Method and apparatus for automatically compensating for rotation of images in ar1984