DJ

David Johnson

PP Penco Products: 1 patents #1 of 7Top 15%
📍 San Diego, CA: #445 of 1,672 inventorsTop 30%
🗺 California: #7,981 of 26,868 inventorsTop 30%
Overall (2005): #216,671 of 245,428Top 90%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6879243 Electronically-controlled locker system Kevin Everett Booth, Harry N. Popolow, Richard R. Ford, Edward E. Johnson, Jon Loftin +1 more 2005-04-12