Ron Klein: Secrets From The Guy Who Invented The Credit Card...

11 Dec 2025 · 29 min
Episode

11 Dec 2025 · 29 min

0:00

Ron Klein invented the magnetic strip on credit cards and an early electronic credit-checking system in the mid-1960s, which American Express adopted in 1970. He shares his approach to problem-solving: simplify the challenge, identify what you have and what you need, then persist with flexibility. His recent work includes a QR-code system for visually impaired people that costs under $20.

Questions this episode answers

Started developing in 1964; finished in 1966 (patent filed 1966, issued 1969).

1970.

Over 21 million.

4ronklein.com

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