Inventor · disambiguated record
Masakazu Hamaguchi
Also filed as: HAMAGUCHI MASAKAZU
8 granted patents·602 citations·filing 1988–1996
89Inventor score
Files withHITACHI LTD8
Top patents by PatentIndex Score
8 records- 0193US5726702ATelevision signal receiving apparatus incorporating an information retrieving and reproducing apparatusHITACHI LTD·Filed 1995·Granted Mar 10, 1998·221 cites·12 claims
- 0293US5483466AClient/server system and mail reception/display control methodHITACHI LTD·Filed 1993·Granted Jan 9, 1996·266 cites·6 claims
- 0369US5699360AMethod of and system for distributing digital audio image dataHITACHI LTD·Filed 1996·Granted Dec 16, 1997·61 cites·11 claims
- 0456US5280396AVideo signal processing apparatus for correcting time base of video signalHITACHI LTD·Filed 1991·Granted Jan 18, 1994·17 cites·10 claims
- 0553US4873582AVideo signal and method therefor time axis altering circuit used in a video tape recorder for recording a broadband video signalHITACHI LTD·Filed 1988·Granted Oct 10, 1989·12 cites·18 claims
- 0652US6104865AVideo signal recording and/or reproducing apparatus for recording and/or reproducing a signal obtained by converting a number of scanning lines of a video signalHITACHI LTD·Filed 1992·Granted Aug 15, 2000·14 cites·19 claims
- 0740US5239421AVideo signal processing method and apparatus with timebase disturbance correction and dropout compensationHITACHI LTD·Filed 1991·Granted Aug 24, 1993·7 cites·10 claims
- 0832US5615019ATelevision apparatus with built-in optical disk deviceHITACHI LTD·Filed 1995·Granted Mar 25, 1997·4 cites·6 claims
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