RK

Roger David Keay

📍 Vaughan, CA: #474 of 927 inventorsTop 55%
Overall (All Time): #3,695,085 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5802173 Radiotelephony system Nicholas Francis Hamilton-Piercy, Donald Graham Monteith, George M. Hart, Meng F. Yee, Peter Oldfield +2 more 1998-09-01