The term likely follows a standardized cataloging format used in certain media databases: : Refers to the production studio or series name.
(Internet Adult Film Database) to find the original release date, studio name, and full cast list. Release Groups: aurora pro dvaa 071 hina otsuka patched
DVAA-071 is the specific production code used to find the title across databases. "Patched" Meaning: The term likely follows a standardized cataloging format