Yoshihisa Okumura
Dr. Yoshihisa Okumura is a Japanese engineer, known for development of cellular telephone networks. His radio survey of signal strength as a function of distance as measured in drive tests in automobiles was critical to the system planning of mobile radio telephone systems.
From *.wikipedia.org,
General Info
.
Male
Date of Birth
January 1st, 1926
Age
99
Birth Place
Japan, Ishikawa Prefecture
Star Sign
Capricorn
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