The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Marathon Power Techologies

Named as the FAA publishes it on its approvals.

Approved to make 2 classes of equipment. FAA spelling: Marathon Power Techologies.

Equipment approvals technical standard order authorisations

2003-02-17TSO-C71 · Airborne Static ("Dc To Dc") Electrical Power Converter (For Air Carrier Aircraft) · Mounting Detail, Main Assembly, Main Assembly · electrical power
2000-02-14TSO-C73 · Static Electrical Power Inverter · *, *, * · electric propulsion

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.