Inventor · disambiguated record

Steven Spearman

Also filed as: SPEARMAN STEVEN G · SPEARMAN STEVEN R

1 granted patent·1 pending application·132 citations·filing 1989–2002

54Inventor score

Technology areasG01J H04M

Files withAT & T CO1

Top patents by PatentIndex Score

2 records

0185US4933967AAutomatically-effected move of a subscriber between electronic message service systems in a networkAT & T CO·Filed 1989·Granted Jun 12, 1990·132 cites·27 claims
0218US2003008409A1Method and apparatus for determining sunlight exposureFiled 2002·Application pending·0 cites

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