Inventor · disambiguated record
Ryuji Kusumi
Also filed as: KUSUMI RYUJI
5 granted patents·2 pending applications·20 citations·filing 1993–2009
76Inventor score
Technology areasG11B
Top patents by PatentIndex Score
7 records- 0164US8230453B2Door opening and closing mechanism provided at the front of an apparatus bodyKUSUMI RYUJI·Filed 2009·Granted Jul 24, 2012·2 cites·6 claims
- 0262US7370338B2Disc type recording/reproduction deviceSONY CORP·Filed 2002·Granted May 6, 2008·4 cites·3 claims
- 0360US6563667B1Cassette deck mechanism for mounting/discharging different size cassettes using a pivoted armSONY CORP·Filed 2000·Granted May 13, 2003·6 cites·6 claims
- 0455US6690528B1Recording and reproduction apparatusSONY CORP·Filed 2000·Granted Feb 10, 2004·4 cites·15 claims
- 0554US2006294530A1Disc type recording/reproduction deviceSONY CORP·Filed 2006·Application pending·0 cites
- 0654US2006294531A1Disc type recording/reproduction deviceSONY CORP·Filed 2006·Application pending·0 cites
- 0730US5433396ARecording and/or reproducing apparatus having a slider means for braking reel-driving mechanismsSONY CORP·Filed 1993·Granted Jul 18, 1995·4 cites·6 claims
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