Inventor · disambiguated record
Keiji Jitsukawa
Also filed as: JITSUKAWA KEIJI
8 granted patents·1 pending application·64 citations·filing 1999–2022
84Inventor score
Top patents by PatentIndex Score
9 records- 0189US7467395B2Disc drive deviceSONY CORP·Filed 2005·Granted Dec 16, 2008·11 cites·2 claims
- 0288US6714405B2Vibration damping apparatus for damping external vibrationsSONY COMPUTER ENTERTAINMENT INC·Filed 2002·Granted Mar 30, 2004·31 cites·20 claims
- 0381US7958520B2Disk drive deviceSONY CORP·Filed 2007·Granted Jun 7, 2011·5 cites·15 claims
- 0471US7594240B2Disk drive apparatusSONY CORP·Filed 2006·Granted Sep 22, 2009·2 cites·9 claims
- 0565US6822843B2External storage device and entertainment system incorporating the sameSONY COMPUTER ENTERTAINMENT INC·Filed 2002·Granted Nov 23, 2004·12 cites·21 claims
- 0657US2024253142A1Laser soldering apparatus, control apparatus, and laser soldering methodSONY GROUP CORP·Filed 2022·Application pending·0 cites
- 0748US9355673B2Recording medium delivery mechanism and recording medium changerSONY CORP·Filed 2014·Granted May 31, 2016·0 cites·12 claims
- 0834US6392839B2Door structure of a recording and/or reproducing apparatusSONY CORP·Filed 1999·Granted May 21, 2002·3 cites·9 claims
- 0924US8141109B2Disc drive apparatus and electronic apparatusNEGORO HISASHI·Filed 2010·Granted Mar 20, 2012·0 cites·8 claims
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