Akira Yoshino vs Steffi Graf
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Compare the life timelines of Akira Yoshino (1948–present) and Steffi Graf (1969–present) side by side. Their lives overlapped for 57 years, from 1969 to 2026.
Verified event
Unverified event
Approximate (circa) date
Lifespan
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Akira Yoshino (1948–present)
- — Born in Suita, Osaka Prefecture Verified
- — Graduated in engineering from Kyoto University Verified
- — Joined the Asahi Kasei Corporation Verified
- — Completed a master's degree at Kyoto University Verified
- — Built the first prototype of the modern lithium-ion battery Verified
- — Lithium-ion batteries entered commercial production Verified
- — Awarded a doctorate in engineering by Osaka University Verified
- — Received the Charles Stark Draper Prize Verified
- — Appointed professor at Meijo University in Nagoya Verified
- — Awarded the Nobel Prize in Chemistry Verified
Steffi Graf (1969–present)
- — Born in Mannheim, West Germany Verified
- — Turned professional at the age of thirteen Verified
- — Won her first Grand Slam singles title at the French Open Verified
- — Became the world number one ranked player Verified
- — Completed the Golden Slam Verified
- — Founded the charity Children for Tomorrow Verified
- — Won her 22nd and final Grand Slam singles title Verified
- — Retired from professional tennis Verified
- — Married Andre Agassi Verified
- — Inducted into the International Tennis Hall of Fame Verified