Inventor
MATSUEDA AKIRA
JP20 patents
⚠️ This page may combine multiple inventors who share the name “MATSUEDA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OLYMPUS OPTICAL CO
19 patentsUS4672683AJun 9, 1987
Image retrieval and registration system
OLYMPUS OPTICAL CO157 citations98
US6037915AMar 14, 2000
Optical reproducing system for multimedia information
OLYMPUS OPTICAL CO81 citations96
US5047754ASep 10, 1991
Display apparatus for displaying a position indicating mark over a plurality of display screens
OLYMPUS OPTICAL CO70 citations95
US5886335AMar 23, 1999
Manual scanning apparatus for reading an optical code representing multimedia information
OLYMPUS OPTICAL CO21 citations92
US5767494AJun 16, 1998
Information reproduction system for reproducing multimedia information recorded with optically readable code
OLYMPUS OPTICAL CO22 citations91
US4802018AJan 31, 1989
Electronic marking apparatus for identifying a selected image from a plurality of electronically stored images
OLYMPUS OPTICAL CO47 citations91
US6023539AFeb 8, 2000
Code reading apparatus having optimal battery voltage detection function
OLYMPUS OPTICAL CO21 citations90
US5091635AFeb 25, 1992
Optical record medium including a data region, an identification region and a control data region, and a method of recording signals on the optical record medium
OLYMPUS OPTICAL CO13 citations74
US5420849AMay 30, 1995
Apparatus for reproducing data from optical data recording medium
OLYMPUS OPTICAL CO11 citations73
US5329508AJul 12, 1994
Regenerating device for optical recording medium in which overlapping regions are read out by a light beam in a time sharing manner to provide servo control of the positional relationship between the light beam and the medium
OLYMPUS OPTICAL CO7 citations73
US4803475AFeb 7, 1989
Image display apparatus
OLYMPUS OPTICAL CO15 citations73
US6354499B2Mar 12, 2002
Code Image reading apparatus
OLYMPUS OPTICAL CO5 citations63
US5559775ASep 24, 1996
Clock detection device of information recording/reproducing apparatus and clock detection device of information recording apparatus
OLYMPUS OPTICAL CO3 citations62
US5352881AOct 4, 1994
Focus control device in optical recording and reproducing apparatus having an optical-beam-position judging device
OLYMPUS OPTICAL CO5 citations62
US5181196AJan 19, 1993
Erase mark detecting circuit for detecting an erase mark superimposed on data recorded on a sector of an optical recording medium
OLYMPUS OPTICAL CO4 citations62
US5164933ANov 17, 1992
Reading signal processing circuit in optical information reproducing apparatus
OLYMPUS OPTICAL CO5 citations62
US5105417AApr 14, 1992
Apparatus for reproducing information out of optical record medium
OLYMPUS OPTICAL CO2 citations54
US6695212B2Feb 24, 2004
Printed material with railway route chart printed thereon, information presenting method, information presentation system, information resource, and ticket issuing method
OLYMPUS OPTICAL CO0 citations52
US5303222AApr 12, 1994
Optical record reproducing apparatus including automatic light amount control
OLYMPUS OPTICAL CO1 citations52