Inventor · disambiguated record
Takafumi Arai
Also filed as: ARAI TAKAFUMI
6 granted patents·1 pending application·99 citations·filing 1997–2017
83Inventor score
Top patents by PatentIndex Score
7 records- 0193US6317399B1Disk drive device and method of setting rotational speed thereofSONY CORP·Filed 2000·Granted Nov 13, 2001·55 cites·16 claims
- 0281US10098210B2Luminaire having a receiverPANASONIC IP MAN CO LTD·Filed 2017·Granted Oct 9, 2018·4 cites·5 claims
- 0380US8517575B2Illumination deviceARAI TAKAFUMI·Filed 2011·Granted Aug 27, 2013·12 cites·4 claims
- 0473US10021768B2Lighting apparatusPANASONIC IP MAN CO LTD·Filed 2017·Granted Jul 10, 2018·2 cites·11 claims
- 0573US6195322B1Disk drive device and method of setting rotational speed thereofSONY CORP·Filed 1997·Granted Feb 27, 2001·24 cites·72 claims
- 0670US7843778B2Optical disc apparatus and control method including an excess detection modeSONY CORP·Filed 2006·Granted Nov 30, 2010·2 cites·4 claims
- 0741US2018091222A1LuminairePANASONIC IP MAN CO LTD·Filed 2017·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →