ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,226, issued on April 8, was assigned to EINHELL GERMANY AG (Landau/Isar, Germany).
"Protection system for a power tool" was invented by Stefan Mayr (Landau/Isar, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A protection system for a power tool is disclosed having a battery pack. The batter pack may be used with the power tool to supply an electrical consumer of the power tool with electrical energy, as well as hearing protection for a user of the power tool. The battery pack has a first control circuit, which is set up to, directly or indirectly, provide information relating to a value of an operating parameter of the power tool to a secon...