Inventor
SHIKUNAMI JUICHI
JP6 patents
Patents
6 patentsUS6038208AMar 14, 2000
Information recording disc recorded with signals at two different recording densities
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US5006703AApr 9, 1991
Reflective optical rotary encoder disc
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US6718121B1Apr 6, 2004
Information signal processing apparatus using a variable compression rate in accordance with contents of information signals
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US4486791ADec 4, 1984
Apparatus for optically reproducing signals recorded on a rotating recording medium
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US5276664AJan 4, 1994
Binarization apparatus for reproduced signal in reproduction apparatus of optical disc
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US5592451AJan 7, 1997
Test-writing controlling method for optical disk recording device
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