Which famous inventor created the first practical ballpoint pen, solving the problem of ink leakage that plagued earlier pen designs?

Throughout history, product innovation has transformed our world in remarkable ways. Behind many everyday items we use are fascinating stories of discovery, perseverance, and sometimes pure accident. This trivia question explores a famous product design that revolutionized an entire industry and continues to influence modern innovation approaches. Test your knowledge about the origins of iconic inventions and the creative minds behind them!

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László Bíró, a Hungarian newspaper editor who was frustrated with fountain pens smudging his papers
Thomas Edison, who developed it as a side project while working on improvements to the telegraph
George Safford Parker, whose fountain pen company pivoted to ballpoint technology after World War II
Marcel Bich, who invented the ballpoint but is better known for founding the BIC company afterward