Inventor · disambiguated record

Stephen J. Prater

Also filed as: PRATER STEPHEN J

2 granted patents·76 citations·filing 1989–2004

67Inventor score

Technology areasB66F G09B

Files withPRATER STEPHEN J2

Top patents by PatentIndex Score

2 records

0178US7228939B1Platform liftPRATER STEPHEN J·Filed 2004·Granted Jun 12, 2007·25 cites·8 claims
0273US4957442AApparatus and method for assisting a disabled person to hand write with a writing instrumentPRATER STEPHEN J·Filed 1989·Granted Sep 18, 1990·51 cites·17 claims

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