Inventor · disambiguated record
Yoshiei Hasegawa
Also filed as: HASEGAWA YOSHIEI
16 granted patents·2 pending applications·448 citations·filing 1982–2010
93Inventor score
Top patents by PatentIndex Score
18 records- 0195US4563640AFixed probe boardHASEGAWA YOSHIEI·Filed 1982·Granted Jan 7, 1986·115 cites·8 claims
- 0294US6019612AElectrical connecting apparatus for electrically connecting a device to be testedNIHON MICRONICS KK·Filed 1998·Granted Feb 1, 2000·127 cites·13 claims
- 0392US5888075AAuxiliary apparatus for testing deviceNIHON MICRONICS KK·Filed 1997·Granted Mar 30, 1999·87 cites·18 claims
- 0489US8721372B2Contact and electrical connecting apparatusHASEGAWA YOSHIEI·Filed 2010·Granted May 13, 2014·10 cites·9 claims
- 0587US7377788B2Electrical connecting apparatus and contactNIHON MICRONICS KK·Filed 2006·Granted May 27, 2008·16 cites·8 claims
- 0684US7255575B2Electrical connecting apparatusHASEGAWA YOSHIEI·Filed 2006·Granted Aug 14, 2007·14 cites·16 claims
- 0773US6271674B1Probe cardNIHON MICRONICS KK·Filed 1999·Granted Aug 7, 2001·37 cites·15 claims
- 0865US7532020B2Probe assemblyNIHON MICRONICS KK·Filed 2007·Granted May 12, 2009·2 cites·10 claims
- 0961US6595794B2Electrical contact method and apparatus in semiconductor device inspection equipmentNIHON MICRONICS KK·Filed 2001·Granted Jul 22, 2003·8 cites·11 claims
- 1057US7165975B2Electrical connecting apparatusNIHON MICRONICS KK·Filed 2003·Granted Jan 23, 2007·12 cites·13 claims
- 1154US6657448B2Electrical connection apparatusNIHON MICRONICS KK·Filed 2001·Granted Dec 2, 2003·8 cites·18 claims
- 1245US5982184ATest head for integrated circuitsNIHON MICRONICS KK·Filed 1997·Granted Nov 9, 1999·12 cites·6 claims
- 1341US7559773B2Electrical connecting apparatusNIHON MICRONICS KK·Filed 2008·Granted Jul 14, 2009·0 cites·10 claims
- 1441US2007159194A1Probing apparatusHASEGAWA YOSHIEI·Filed 2007·Application pending·0 cites
- 1541US2007159192A1Probing apparatusHASEGAWA YOSHIEI·Filed 2007·Application pending·0 cites
- 1637US7764073B2Electrical connecting apparatusNIHON MICRONICS KK·Filed 2005·Granted Jul 27, 2010·0 cites·15 claims
- 1736US6672877B2Contactor block and apparatus for electrical connectionNIHON MICRONICS KK·Filed 2002·Granted Jan 6, 2004·0 cites·9 claims
- 1835US7728608B2Method for assembling electrical connecting apparatusKABUSHIKI NAISHA NIHON MICRONI·Filed 2005·Granted Jun 1, 2010·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →