Robert A. Karsten — 3 Patents at Everbrite

Robert A. Karsten has been granted 3 US patents while listed as an inventor at Everbrite. The first was granted in 1991 and the most recent in September 1998. Robert A. Karsten ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert A. Karsten in Glendale, WI, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5809677	Signs and displays having easily interchangeable information panels	Carl H. Wamser	1998-09-22
5483765	Device for displaying pictures in sequence	Jon P. Strawbridge	1996-01-16
5003717	Changeable information scroll sign	Charles E. Trame, Michael W. Hobach	1991-04-02

Robert A. Karsten — 3 Patents

Issued Patents All Time

Patent Widget