ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,189, issued on July 28, was assigned to PHARMALAB IDIA PVT. LTD. (Maharashtra, India).

"Sterilization of an object using low energy electron beam" was invented by M. Nageswara Rao (Gandhinagar, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sterilization device has been disclosed. The sterilization device comprises a toroidal housing having an outer wall, an inner wall, and a central cavity to receive an object to be sterilized. The toroidal housing comprises a thermionic cathode to release primary electrons, an anode grid to attract and accelerate the primary electrons to obtain accelerated primary electrons, and an anode wire to pull addit...