Ruth E. Smilan — 1 Patent at AT&T

Ruth E. Smilan has been granted 1 US patent while listed as an inventor at AT&T. All of these patents were granted in 1998. Ruth E. Smilan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ruth E. Smilan in Westerville, OH, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5740234	Telephone call monitoring method and apparatus	James E. Black, Jr., Bret A. Cooper, Brian Freeman, Donald M. Gerth, Richard Jordan +6 more	1998-04-14

Ruth E. Smilan — 1 Patent

Issued Patents All Time

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