Inventor · disambiguated record

John W. Tulac

Also filed as: TULAC JOHN W

2 granted patents·35 citations·filing 1990–1991

63Inventor score

Technology areasA63B

Files withPRESTON SPORTS PRODUCT CORP2

Top patents by PatentIndex Score

2 records

0140US5056781ATethered ball pitching apparatusPRESTON SPORTS PRODUCT CORP·Filed 1990·Granted Oct 15, 1991·18 cites·18 claims
0239US5255911ATethered ball pitching apparatus and methodPRESTON SPORTS PRODUCT CORP·Filed 1991·Granted Oct 26, 1993·17 cites·14 claims

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