Thomas E. Berk — 3 Patents at Caretaker Systems

Thomas E. Berk has been granted 3 US patents while listed as an inventor at Caretaker Systems. The first was granted in 2001 and the most recent in November 2004. Thomas E. Berk ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Thomas E. Berk in Scottsdale, AZ, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6822566	Perimeter monitoring system	Lester R. Matthews, M. Shaun Farrier	2004-11-23
6317043	Perimeter monitoring system	—	2001-11-13
6288644	Perimeter monitoring system	Lester R. Mathews, M. Shaun Farrier	2001-09-11

Thomas E. Berk — 3 Patents

Issued Patents All Time

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