RE

Ronald D. Erwin

EI Erwin Industries: 6 patents #1 of 2Top 50%
UN Unknown: 2 patents #39 of 2,107Top 2%
📍 Peachtree City, GA: #1 of 13 inventorsTop 8%
🗺 Georgia: #6 of 1,490 inventorsTop 1%
Overall (1997): #1,048 of 185,788Top 1%
8
Patents 1997

Issued Patents 1997

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D385682 Mailbox with auxiliary slot 1997-10-28
5665284 Process for manufacturing foam-filled extruded products Marvin Ray Whitley 1997-09-09
5660016 Foam-filled extruded decking plank and decking attachment system Marvin Ray Whitley 1997-08-26
5632123 Coated steel decking plank 1997-05-27
5626331 Composite spindle 1997-05-06
5620136 Foam-filled plastic mailbox post Marvin Ray Whitley 1997-04-15
5617697 Composite deck post 1997-04-08
D378462 Mailbox post with support arm Marvin Ray Whitley 1997-03-11