Donald P. Cotter

AL Alumax: 1 patents #5 of 33Top 20%

📍 Woodinville, WA: #475 of 1,504 inventorsTop 35%

🗺 Washington: #19,482 of 76,902 inventorsTop 30%

Overall (All Time): #1,058,185 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
5363624	Roofing and siding system	—	1994-11-15
5187911	Standing seam roofing/cladding system	—	1993-02-23
5152115	Roofing/cladding system	—	1992-10-06
4706434	Standing seam structure covering system	—	1987-11-17
4583339	Roofing and siding system	—	1986-04-22