In what year was Lonnie Johnson inducted into the National Inventors Hall of Fame?
Answer
2020
Lonnie Johnson's extensive portfolio, which includes over 100 patents across various technological domains such as aerospace engineering, led to his formal recognition by the National Inventors Hall of Fame in 2020. This induction celebrates his sustained dedication to innovation and his significant contributions to American engineering, acknowledging that his impact extends far beyond the successful commercialization of the Super Soaker and encompasses a lifetime of scientific and technical achievement.

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