Inventor · disambiguated record

Derek Henry Hammann

Also filed as: HAMMANN DEREK HENRY

1 granted patent·1 pending application·0 citations·filing 2018–2019

13Inventor score

Technology areasA63B

Files withGRIDIRON THROWBACKS L L C1 HAMMANN DEREK HENRY1

Top patents by PatentIndex Score

2 records

0131US10322329B2Football receiving and throwing machineHAMMANN DEREK HENRY·Filed 2018·Granted Jun 18, 2019·0 cites·20 claims
0231US2019299077A1Football Receiving and Throwing MachineGRIDIRON THROWBACKS L L C·Filed 2019·Application pending·0 cites

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