LJ

Lauri A. Karppala, Jr.

📍 Sacramento, CA: #7 of 43 inventorsTop 20%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #136,937 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4888805 Stereo head headphones bracket system — 1989-12-19