Inventor · disambiguated record
Masayoshi Hiraguchi
Also filed as: HIRAGUCHI MASAYOSHI
3 granted patents·94 citations·filing 1986–1991
75Inventor score
Files withNEC CORP3
Top patents by PatentIndex Score
3 records- 0176US4935919AFull duplex modem having two echo cancellers for a near end echo and a far end echoNEC CORP·Filed 1987·Granted Jun 19, 1990·52 cites·3 claims
- 0257US4792940AAutomatic retrain method for a full duplex modem having an echo canceller and an equalizerNEC CORP·Filed 1986·Granted Dec 20, 1988·25 cites·5 claims
- 0344US5206888AStart-stop synchronous communication speed detecting apparatusNEC CORP·Filed 1991·Granted Apr 27, 1993·17 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →