MC

Mike T. Callas

CE Callas Enterprises: 3 patents #2 of 2Top 100%
📍 Edina, MN: #93 of 909 inventorsTop 15%
🗺 Minnesota: #4,938 of 52,454 inventorsTop 10%
Overall (All Time): #328,460 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
5806823 Sign holder and tool for installation and removing a sign holder from a support 1998-09-15
D394776 Floor mat border 1998-06-02
D389526 Adjustable sign holder 1998-01-20
D387155 Air diffuser guard 1997-12-02
D386531 Adjustable sign holder 1997-11-18
D372939 Sign holder 1996-08-20
D366066 Sign holder 1996-01-09
5480116 Sign holder 1996-01-02
D364799 Combined clamp and hook 1995-12-05
5472163 Sign holder 1995-12-05
D357505 Sign holder 1995-04-18
5292282 Air guard 1994-03-08
D340281 Air diffuser guard 1993-10-12
5188332 Sign holder 1993-02-23
D322634 Sign holder 1991-12-24