Diane E. Herr — 8 Patents at AT&T

Diane E. Herr has been granted 8 US patents while listed as an inventor at AT&T. The first was granted in 1984 and the most recent in February 1993. Diane E. Herr ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Diane E. Herr in Warrenville, IL, US.

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Showing 1–8 of 8 patents

Patent #	Title	Co-Inventors	Date
5185781	Automation of telephone operator assistance calls	Douglas C. Dowden, Richard W. Hemmeter, William K. McCormick, Robert Petrelli, Richard J. Piereth +3 more	1993-02-09
5181237	Automation of telephone operator assistance calls	Douglas C. Dowden, Richard W. Hemmeter, William K. McCormick, Robert Petrelli, Richard J. Piereth +3 more	1993-01-19
5163083	Automation of telephone operator assistance calls	Douglas C. Dowden, Richard W. Hemmeter, Richard J. Piereth, Samuel M. Salchenberger, Chander S. Sehgal +1 more	1992-11-10
4544804	Conference control transfer arrangement	Laddie E. Suk, David F. Winchell	1985-10-01
4540850	Method and apparatus for controlling a conference	Laddie E. Suk, David F. Winchell	1985-09-10
4509167	Data conference arrangement	Richard G. Bantel	1985-04-02
4479195	Data conference system	Reinhard Metz, Larry Arnise Russell	1984-10-23
4475189	Automatic interactive conference arrangement	Reinhard Metz, Laddie E. Suk, Paul Wiley, David F. Winchell	1984-10-02

Diane E. Herr — 8 Patents

Patents per Year

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