Inventor · disambiguated record

Hiroyuki Nisikawa

Also filed as: NISIKAWA HIROYUKI

3 granted patents·136 citations·filing 1994–1997

76Inventor score

Technology areasH04N

Files withHITACHI ELECTRONICS3

Top patents by PatentIndex Score

3 records

0183US5978651AMethod for bidirectionally transmitting digital video signal and digital video signal bidirectional transmission systemHITACHI ELECTRONICS·Filed 1997·Granted Nov 2, 1999·79 cites·21 claims
0273US5701581AMethod for bidirectionally transmitting digital video signal and digital video signal bidirectional transmission systemHITACHI ELECTRONICS·Filed 1994·Granted Dec 23, 1997·33 cites·14 claims
0356US5821995AMethod and apparatus for controlling transmission of multiplexed video signalsHITACHI ELECTRONICS·Filed 1996·Granted Oct 13, 1998·24 cites·22 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →