Norman A. Bellem

BM Butler Manufacturing: 4 patents #8 of 73Top 15%

📍 Kansas City, MO: #335 of 1,876 inventorsTop 20%

🗺 Missouri: #5,256 of 23,789 inventorsTop 25%

Overall (All Time): #1,292,415 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5408797	Mid-roof anchoring system	—	1995-04-25
5321927	Mid-roof anchoring system	—	1994-06-21
5222340	Increasing uplift resistance of metal standing seam roof	—	1993-06-29
4348846	Insulated roof	—	1982-09-14