Joshua E. Sopher

AS American Hospital Supply: 1 patents #122 of 315Top 40%

📍 Berkeley, CA: #2,417 of 3,731 inventorsTop 65%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #4,107,545 of 4,157,543Top 100%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4191864	Method and apparatus for measuring attack and release times of hearing aids	—	1980-03-04