ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,222, issued on May 20, was assigned to SEIKO EPSON Corp. (Tokyo).
"Tape cartridge, tape roll, and tape cartridge set" was invented by Keisuke Taruya (Shiojiri, Japan), Taishi Sasaki (Matsumoto, Japan), Akio Ishimoto (Shiojiri, Japan) and Hirosuke Yasuki (Matsumoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a tape cartridge including: a tape roll including a tape and a tape core which is provided with a core hole and around which the tape is wound; and a cartridge case accommodating the tape roll, and including a first case portion having a first base wall portion and a first core projection protruding from the first base...