Inventor · disambiguated record
Hisayoshi Ichikawa
Also filed as: ICHIKAWA HISAYOSHI
11 granted patents·2 pending applications·162 citations·filing 1991–2015
89Inventor score
Files withHITACHI ELECTR ENG6HITACHI HIGH TECH CORP3KATAHO HIDEAKI3JAPAN AVIATION ELECTRONICS IND LTD1
Top patents by PatentIndex Score
13 records- 0184US5092011ADisk washing apparatusHITACHI ELECTR ENG·Filed 1991·Granted Mar 3, 1992·41 cites·11 claims
- 0277US7600993B2Method and apparatus for pattern transfer, and annular recording mediumHITACHI HIGH TECH CORP·Filed 2007·Granted Oct 13, 2009·4 cites·4 claims
- 0374US5879576AMethod and apparatus for processing substratesHITACHI ELECTR ENG·Filed 1997·Granted Mar 9, 1999·50 cites·16 claims
- 0467US6790300B2Method and apparatus for bonding substrate plates together through gap-forming sealer materialHITACHI ELECTR ENG·Filed 2001·Granted Sep 14, 2004·9 cites·11 claims
- 0564US5885143ADisk texturing apparatusHITACHI ELECTR ENG·Filed 1997·Granted Mar 23, 1999·27 cites·5 claims
- 0663US6004487AMethod and apparatus for laser-texturing disk surfacesHITACHI ELECTR ENG·Filed 1998·Granted Dec 21, 1999·24 cites·15 claims
- 0750US8158209B2Method and apparatus for coating resinKATAHO HIDEAKI·Filed 2009·Granted Apr 17, 2012·0 cites·8 claims
- 0844US9819104B2Connector and electronic equipmentJAPAN AVIATION ELECTRONICS IND LTD·Filed 2015·Granted Nov 14, 2017·0 cites·14 claims
- 0944US2007289530A1Method and apparatus for coating resinKATAHO HIDEAKI·Filed 2007·Application pending·0 cites
- 1043US5952014AApparatus for texturing magnetic data recording disc surfacesHITACHI ELECTR ENG·Filed 1997·Granted Sep 14, 1999·7 cites·12 claims
- 1136US8034277B2Method and apparatus for pattern transfer, and annular recording mediumHITACHI HIGH TECH CORP·Filed 2009·Granted Oct 11, 2011·0 cites·1 claims
- 1236US7964135B2Method and apparatus for imprinting energy ray-setting resin, and discs and semiconductor devices with imprinted resin layerHITACHI HIGH TECH CORP·Filed 2010·Granted Jun 21, 2011·0 cites·3 claims
- 1328US2008018024A1Method and apparatus for imprinting energy ray-setting resin, and discs and semiconductor devices with imprinted resin layerKATAHO HIDEAKI·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →