Inventor · disambiguated record

Koichi Matsuyama

Also filed as: MATSUYAMA KOICHI

1 granted patent·0 citations·filing 2012–2012

9Inventor score

Technology areasG11B

Files withHASHIMOTO MITSUHIRO1

Top patents by PatentIndex Score

1 record

0138US8520487B2Optical element retaining device, optical element transfer device and optical pickup deviceHASHIMOTO MITSUHIRO·Filed 2012·Granted Aug 27, 2013·0 cites·17 claims

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