ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,748, issued on July 15, was assigned to Seiko Epson Corp. (Tokyo).
"Medium transport apparatus" was invented by Morihiko Yamada (Okaya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A printer includes an apparatus main body, an inner door unit, a main body gear, a transmission gear, and a lock mechanism section. The lock mechanism section locks the inner door unit against the apparatus main body and unlocks the inner door unit from the apparatus main body. The lock mechanism section includes a counter-engagement shaft which is long in a Y-direction, a lock lever having an engagement surface configured to engage with the counter-engagement sha...