Inventor · disambiguated record

John A. Chang

Also filed as: CHANG JOHN A · CHANG JOHN ALLEN

4 granted patents·704 citations·filing 1993–1995

85Inventor score

Technology areasA61F

Files withPROCTER & GAMBLE4

Top patents by PatentIndex Score

4 records

0193US5358500AAbsorbent articles providing sustained dynamic fitPROCTER & GAMBLE·Filed 1993·Granted Oct 25, 1994·443 cites·40 claims
0271US5634916AAbsorbent articles providing sustained dynamic fitPROCTER & GAMBLE·Filed 1995·Granted Jun 3, 1997·93 cites·19 claims
0370US5643242AAbsorbent articles providing sustained dynamic fitPROCTER & GAMBLE·Filed 1995·Granted Jul 1, 1997·93 cites·18 claims
0457US5484636ASanitary napkin wrapper and adhesive tab construction for the samePROCTER & GAMBLE·Filed 1994·Granted Jan 16, 1996·75 cites·5 claims

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