No, I didn't claim to invent JIT manufacturing, but I have been applying it since 1981 as a manufacturing consultant to a wide variety of industries.

I have designed and developed, as part of a team, a wide variety of CNC machines for wood, aluminum and composites, from one to 4 tool heads, and 3 to 6 axes.

A yacht is a boat. A ship is not a boat. Now you learned something new.