Inventor · disambiguated record
Masaaki Ishizaka
Also filed as: ISHIZAKA MASAAKI
4 granted patents·1 pending application·57 citations·filing 1987–2023
74Inventor score
Top patents by PatentIndex Score
5 records- 0177US6791347B2Probe apparatus applicable to a wafer level burn-in screeningMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Sep 14, 2004·33 cites·15 claims
- 0257US6518779B1Probe cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Feb 11, 2003·20 cites·7 claims
- 0348US2025038639A1Switching power supplyEDIC SYSTEMS INC·Filed 2023·Application pending·0 cites
- 0429US4769635AGraphic display control method and apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Sep 6, 1988·4 cites·27 claims
- 0524US9642255B2Membrane sheet with bumps for probe card, probe card and method for manufacturing membrane sheet with bumps for probe cardELFINOTE TECH CORP·Filed 2012·Granted May 2, 2017·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →