Inventor · disambiguated record
Atsushi Kikukawa
Also filed as: KIKUKAWA ATSUSHI
5 granted patents·1 pending application·111 citations·filing 1994–2003
82Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0189US6562453B1Perpendicular magnetic recording medium and magnetic recording apparatusHITACHI LTD·Filed 2000·Granted May 13, 2003·25 cites·9 claims
- 0279US6370107B1Recording medium and recording deviceHITACHI LTD·Filed 1999·Granted Apr 9, 2002·50 cites·13 claims
- 0373US5615192AInformation recording and reproducing method and apparatusHITACHI LTD·Filed 1994·Granted Mar 25, 1997·21 cites·24 claims
- 0456US6770389B2Perpendicular magnetic recording medium and magnetic recording apparatusHITACHI LTD·Filed 2003·Granted Aug 3, 2004·2 cites·8 claims
- 0547US6246652B1Device using sensor for small rotation angleHITACHI LTD·Filed 1998·Granted Jun 12, 2001·13 cites·9 claims
- 0642US2001040864A1Recording medium and recording deviceHITACHI LTD·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →