Inventor · disambiguated record
Syunji Usui
Also filed as: USUI SYUNJI
3 granted patents·23 citations·filing 2004–2005
66Inventor score
Files withD & M HOLDINGS INC3
Top patents by PatentIndex Score
3 records- 0167US7489599B2Optical disc reproducing apparatusD & M HOLDINGS INC·Filed 2005·Granted Feb 10, 2009·2 cites·18 claims
- 0265US7218578B2Reproducing apparatus, operating apparatus for reproducing and reproducing method thereforD & M HOLDINGS INC·Filed 2004·Granted May 15, 2007·17 cites·6 claims
- 0358US7408854B2Optical disc reproducing apparatus and methodD & M HOLDINGS INC·Filed 2004·Granted Aug 5, 2008·4 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →