Inventor · disambiguated record

Joseph A. Sopko

Also filed as: SOPKO JOSEPH A

2 granted patents·1 pending application·116 citations·filing 1998–2006

65Inventor score

Technology areasE02D F24T H04M

Files withLAYNE CHRISTENSEN COMPANY1 LUCENT TECHNOLOGIES INC1 SOPKO JOSEPH A1

Top patents by PatentIndex Score

3 records

0183US6335962B1Apparatus and method for grouping and prioritizing voice messages for convenient playbackLUCENT TECHNOLOGIES INC·Filed 1998·Granted Jan 1, 2002·109 cites·24 claims
0270US7438501B2Ground freezing installation accommodating thermal contraction of metal feed pipesLAYNE CHRISTENSEN COMPANY·Filed 2006·Granted Oct 21, 2008·7 cites·14 claims
0336US2007266715A1Ground freezing method and apparatus with geothermal gradient compensationSOPKO JOSEPH A·Filed 2006·Application pending·0 cites

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