Inventor · disambiguated record

Mark A. Ritchie

Also filed as: RITCHIE MARK A

1 granted patent·1 pending application·5 citations·filing 2010–2012

26Inventor score

Technology areasB23F B24B

Files withHACKMAN ROGER L2

Top patents by PatentIndex Score

2 records

0169US8801503B2Grinding machine with multi-spindle grinding headHACKMAN ROGER L·Filed 2012·Granted Aug 12, 2014·5 cites·16 claims
0231US2012129434A1Tool grinding machineHACKMAN ROGER L·Filed 2010·Application pending·0 cites

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