Inventor · disambiguated record

Joseph P. Callahan, Jr.

Also filed as: CALLAHAN JOSEPH P · CALLAHAN JOSEPH P JR · CALLAHAN JR JOSEPH P

19 granted patents·923 citations·filing 19932021

96Inventor score
Technology areasB42DA61BC08JC09JY10T
Files withMINNESOTA MINING & MFG123M INNOVATIVE PROPERTIES CO3BUFFALO FILTER LLC3CALLAHAN & ASSOCIATES INC1

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