Inventor · disambiguated record

Foster Lewins

Also filed as: LEWINS FOSTER

4 granted patents·45 citations·filing 1989–1991

75Inventor score

Technology areasE21C

Files withCOAL INDUSTRY PATENTS LTD4

Top patents by PatentIndex Score

4 records

0148US4976495AMethod and apparatus for steering a mining machine cutterCOAL INDUSTRY PATENTS LTD·Filed 1989·Granted Dec 11, 1990·20 cites·7 claims
0240US5116103AMethod of steering a mining machineCOAL INDUSTRY PATENTS LTD·Filed 1991·Granted May 26, 1992·14 cites·12 claims
0333US5106162AMethod of steering a mining machineCOAL INDUSTRY PATENTS LTD·Filed 1991·Granted Apr 21, 1992·9 cites·21 claims
0425US5158341AMethod of steering a mining machineCOAL INDUSTRY PATENTS LTD·Filed 1991·Granted Oct 27, 1992·2 cites·10 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →