RB

Ronald P. Burtch

📍 Markham, CA: #4 of 69 inventorsTop 6%
Overall (1997): #26,218 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5613311 Erectable periscoping display device 1997-03-25
5608977 Erectable periscoping display device Irving M. Koltz 1997-03-11