Inventor · disambiguated record
Hiroki Rikiyama
Also filed as: RIKIYAMA HIROKI
3 granted patents·10 citations·filing 1991–2008
58Inventor score
Top patents by PatentIndex Score
3 records- 0144US7649162B2Optical feedback control unit, optical communication system, feedback control method, and recording medium for recording programOGUMA TAKEFUMI·Filed 2008·Granted Jan 19, 2010·0 cites·15 claims
- 0233US5313500AFrame synchronization circuit comprising a series-to-parallel converterNEC CORP·Filed 1991·Granted May 17, 1994·9 cites·8 claims
- 0321US5339308ASignal size judging apparatusNEC CORP·Filed 1993·Granted Aug 16, 1994·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →