Michael L. Ammerman — 1 Patent at AT&T

Michael L. Ammerman has been granted 1 US patent while listed as an inventor at AT&T. All of these patents were granted in 2003. Michael L. Ammerman ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Michael L. Ammerman in Howell, NJ, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6542232	Method of determining the quality of hard gold	Joseph A. Abys, Alan Blair, Edward J. Kudrak, Jr., Chen Xu	2003-04-01	$6,594,000