RE

Robert M. Engelke

UL Ultratec: 3 patents #2 of 4Top 50%
📍 Madison, WI: #32 of 528 inventorsTop 7%
🗺 Wisconsin: #362 of 3,989 inventorsTop 10%
Overall (2025): #49,006 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12400660 Semiautomated relay method and apparatus Kevin R. Colwell, Christopher Engelke 2025-08-26
12335437 Device independent text captioned telephone service Kevin R. Colwell, Troy Vitek 2025-06-17
12231600 Dual compatibility phone system Kevin R. Colwell, Troy Vitek 2025-02-18