Inventor · disambiguated record
Joseph Frank Ulvr
Also filed as: ULVR JOSEPH · ULVR JOSEPH FRANK
4 granted patents·609 citations·filing 1984–2000
85Inventor score
Top patents by PatentIndex Score
4 records- 0194US6415983B1Unique identifier bar code on stamps and apparatus and method for monitoring stamp usage with identifier bar codesCANADA POST CORP·Filed 1999·Granted Jul 9, 2002·275 cites·11 claims
- 0293US6398106B1Unique identifier bar code on stamps and apparatus and method for monitoring stamp usage with identifier barsCANADA POST CORP·Filed 2000·Granted Jun 4, 2002·116 cites·16 claims
- 0386US5602382AMail piece bar code having a data content identifierCANADA POST CORP·Filed 1994·Granted Feb 11, 1997·151 cites·27 claims
- 0477US4516264AApparatus and process for scanning and analyzing mail informationUS OF AMERICA POSTAL SERVICE·Filed 1984·Granted May 7, 1985·67 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →