DH

Daniel A. Henderson

📍 Arlington, TX: #11 of 107 inventorsTop 15%
🗺 Texas: #960 of 8,064 inventorsTop 15%
Overall (2005): #59,345 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6980633 Enhanced call-waiting with caller identification method and apparatus using notch filters — 2005-12-27
6901266 Method and apparatus for an improved call interrupt feature in a cordless telephone answering device — 2005-05-31