Mark R. Estabrook

DI David Clark Company Incorporated: 1 patents #3 of 4Top 75%

📍 Rockford, IL: #49 of 116 inventorsTop 45%

🗺 Illinois: #3,096 of 9,161 inventorsTop 35%

Overall (2020): #366,455 of 565,922Top 65%

Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10785552	Intra-aural audio device having multiple layers	Richard M. Urella	2020-09-22