Bob Noyce was an American inventor, entrepreneur, and co-founder of Intel, who revolutionized the semiconductor industry with his silicon-based integrated circuits.
Sir Marc Isambard Brunel was a renowned British engineer and inventor, known for creating the Thames Tunnel and laying the groundwork for modern engineering practices.
Percy Spencer was an American inventor and engineer who revolutionized household convenience with his accidental discovery of the microwave oven.
Lu Ban was an ancient Chinese engineer and inventor who revolutionized construction techniques and tools, paving the way for modern engineering.