Marvin Blumberg

📍 Bethesda, MD: #57 of 222 inventorsTop 30%

🗺 Maryland: #962 of 3,445 inventorsTop 30%

Overall (2016): #310,786 of 481,213Top 65%

Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9423882	Speed typing apparatus	—	2016-08-23