JP

John D. Pirtle

AC American Calcar: 2 patents #4 of 6Top 70%
📍 Silverado, CA: #1 of 4 inventorsTop 25%
🗺 California: #4,287 of 28,521 inventorsTop 20%
Overall (2003): #59,593 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6542812 Technique for effective navigation based on user preferences Michael L. Obradovich, Steven W. Schebesch 2003-04-01
6515595 Personal communication and positioning system Michael L. Obradovich, Corena Dusek 2003-02-04