Inventor · disambiguated record
Keitaro Tsuboki
Also filed as: TSUBOKI KEITARO
10 granted patents·338 citations·filing 1997–2004
90Inventor score
Top patents by PatentIndex Score
10 records- 0198USD450713SAudio playerSONY CORP·Filed 2001·Granted Nov 20, 2001·205 cites·1 claims
- 0294USD457515SEarphoneSONY CORP·Filed 2001·Granted May 21, 2002·62 cites·1 claims
- 0374USD459378SElectronic still cameraSONY CORP·Filed 2001·Granted Jun 25, 2002·20 cites·1 claims
- 0463USD413593SSelecting deviceSONY CORP·Filed 1997·Granted Sep 7, 1999·12 cites·1 claims
- 0561USD507811SBall point penPENTEL KK·Filed 2004·Granted Jul 26, 2005·11 cites·1 claims
- 0660USD504465SCap for a writing instrumentPENTEL KK·Filed 2003·Granted Apr 26, 2005·11 cites·1 claims
- 0757USD436103SFront portion of tape playerSONY CORP·Filed 2000·Granted Jan 9, 2001·10 cites·1 claims
- 0849USD410925SAudio disc player combined with radio receiver and tape recorderSONY CORP·Filed 1998·Granted Jun 15, 1999·7 cites·1 claims
- 0931USD438527STape playerSONY CORP·Filed 1999·Granted Mar 6, 2001·0 cites·1 claims
- 1030USD445103STape playerSONY CORP·Filed 2000·Granted Jul 17, 2001·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →