DR

Dennis E. Riordan

📍 Los Angeles, CA: #22 of 379 inventorsTop 6%
🗺 California: #676 of 10,592 inventorsTop 7%
Overall (1989): #29,096 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4857892 Art alarm backing for protecting a work of art — 1989-08-15
4843375 Roll-up alarm screen assembly and shipping container therefor — 1989-06-27