Gregg S. Feldscher

TE Techne: 1 patents #3 of 7Top 45%

📍 Philadelphia, PA: #2,553 of 4,834 inventorsTop 55%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #3,956,209 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4760028	Bioreactor apparatus with surface aerator screen	Norman A. deBruyne, Gregory J. MacMichael	1988-07-26