Inventor · disambiguated record
Mark J. Calahan
Also filed as: CALLAHAN MARK C
1 granted patent·22 citations·filing 1997–1997
41Inventor score
Technology areasH02P
Files withPARKER HANNIFIN CORP1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →