DM

Donald L. Marx

ET Eta Technologies: 5 patents #2 of 3Top 70%
📍 Redondo Beach, CA: #310 of 1,594 inventorsTop 20%
🗺 California: #106,790 of 386,348 inventorsTop 30%
Overall (All Time): #1,052,099 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5778068 Personal access management system William C. Johnson 1998-07-07
5727061 Personal access management systems William C. Johnson 1998-03-10
5689564 Personal access management system William C. Johnson 1997-11-18
5644710 Personal access management system William C. Johnson 1997-07-01
5619574 Personal access management system William C. Johnson 1997-04-08