ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,512, issued on July 15, was assigned to Phoenix Boring Inc. (San Francisco).
"Multi-tool boring systems and methods of operating such systems" was invented by Roberto Antonio Zillante (San Francisco), Daniel Antonio Zillante (Cambridge, Mass.) and Shivani Torres (San Francisco).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein are multi-tool boring systems and methods of operating such systems for tunnel boring and/or underground pipe installation. A multi-tool boring system is specially configured for fast installation and replacement of various tools, such as a pneumatic rammer and a hydraulic drive, enabling different operating modes...