Patent ID: 6944515

Claim:
A parts list system comprising: a parts list database which stores a parts list of an apparatus, wherein said pats list relates a part number of a part of said apparatus, part data indicating properties of said part, and a status data indicating each stage of a process of a design change of a part; and a parts list control section which generates said status data based on each said stage, makes a relation among said status data, said part number and said part data, and stores said status data in said parts list database; wherein said parts list control section permits, limits or prohibits operations of changing said part number or said part data, based on said status data, and controls operations of changes of said part number and said part data in said parts list, based on said status data; and wherein the process of design change includes a stage of modifying a design of said part a stage of inspecting a CAD figure of said part, a stage of inspecting said part number and a stage of formalizing said design change.