Inventor
SIMPSON CHARLES J
US11 patents
⚠️ This page may combine multiple inventors who share the name “SIMPSON CHARLES J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN KODAK CO
9 patentsUS5986983ANov 16, 1999
Multiple degrees of freedom actuator for optical recording
EASTMAN KODAK CO32 citations92
US5768037AJun 16, 1998
Actuator with single surface-field motor
EASTMAN KODAK CO20 citations91
US5872768AFeb 16, 1999
Optical discs with cover sheets and pressure equalization of the enclosed air
EASTMAN KODAK CO10 citations73
US5740139AApr 14, 1998
Magnetically suspended optical recording actuator
EASTMAN KODAK CO7 citations73
US5737288AApr 7, 1998
Position sensing for an optical recording actuator
EASTMAN KODAK CO7 citations73
US6141316AOct 31, 2000
Optical disk for high speed data recording and playback
EASTMAN KODAK CO10 citations72
US5640279AJun 17, 1997
Beam splitter for optical reading and writing actuator
EASTMAN KODAK CO2 citations62
US4273852AJun 16, 1981
Instant film unit
EASTMAN KODAK CO4 citations53
US4148650AApr 10, 1979
Instant processing film unit with internal dark slide and light seal
EASTMAN KODAK CO0 citations30