DH

David F. Hofstatter

CC Callwave Communications: 4 patents #3 of 16Top 20%
📍 Lompoc, CA: #23 of 322 inventorsTop 8%
🗺 California: #5,406 of 60,394 inventorsTop 9%
Overall (2017): #49,195 of 506,227Top 10%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9838542 Methods and systems for managing communications Leland W. Kirchhoff, David S. Trandal 2017-12-05
9692891 Methods and systems for blocking unwanted communications Leland W. Kirchhoff, Colin D. Kelley, David S. Trandal 2017-06-27
9686414 Methods and systems for managing telecommunications and for translating voice messages to text messages Anthony Bladon, David Giannini, Colin D. Kelley, David C. McClintock, Robert F. Smith +2 more 2017-06-20
9647978 Methods and apparatus for providing expanded telecommunications service Leland W. Kirchhoff, David S. Trandal, Colin D. Kelley, David J. Brahm, Robert F. Smith +1 more 2017-05-09