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Publication


Featured researches published by Charles J. Simpson.


Archive | 1996

Actuator with single surface-field motor

Philip F. Marino; Charles J. Simpson; Paul D. Heppner


Archive | 1997

Multiple degrees of freedom actuator for optical recording

Charles J. Simpson; Philip F. Marino; Kurt W. Getreuer


Archive | 1998

Optical disk for high speed data recording and playback

Charles J. Simpson


Archive | 1996

Combined tracking position and tilt sensor for optical recording actuator

Philip F. Marino; Charles J. Simpson


Archive | 1981

Instant film unit

Gerald A. Lange; Charles J. Simpson


Archive | 1996

Optical discs with cover sheets and pressure equalization of the enclosed air

Boris A. Shtipelman; James A. Barnard; Charles J. Simpson


Archive | 1996

Position sensing for an optical recording actuator

Philip F. Marino; Charles J. Simpson


Archive | 1996

Magnetically suspended optical recording actuator

Philip F. Marino; Charles J. Simpson


Archive | 1996

Beam splitter for optical reading and writing actuator

Philip F. Marino; Charles J. Simpson


Archive | 1982

SELF-PROCESSING FILM UNIT HAVING AN INTERNAL DARK SLIDE

Charles J. Simpson; Richard H. Martens; Wayne Alan Bubb; William H. Johnson; Robert A. Sylvester

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