Inventor · disambiguated record

Joseph R. Roberts

Also filed as: ROBERTS JOSEPH R

1 granted patent·137 citations·filing 1999–1999

54Inventor score

Technology areasG08G

Files withNAVIGATION TECH CORP1

Top patents by PatentIndex Score

1 record

0177US6381533B1Method and system using positions of cellular phones matched to road network for collecting dataNAVIGATION TECH CORP·Filed 1999·Granted Apr 30, 2002·137 cites·23 claims

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