This family tree reveals very comprehensive information regarding technology development process
that took place over the span of almost two decades under one family tree.
The technology pertaining to the tree started in the U.S. in 1977 and went through very solid building process
covering the various markets. Following the tree, we can easily identify
that this technology must have added distinctive aspect to the existing core technology in 1981, 1984 and 1986 respectively in the U.S.
followed by other markets while maintaining its core technology through U.S. continuation process until 1995.
