Inventor

CALL MARK G

US3 patents

Patents

3 patents

US4823330AApr 18, 1989

Focus servo loop off-set compensation

IBM21 citations77

US4494080AJan 15, 1985

Voltage-controlled oscillator with independent gain and frequency controls

IBM22 citations77

US4881076ANov 14, 1989

Encoding for pit-per-transition optical data recording

IBM5 citations60