John J. Berich

AI Acf Industries Incorporated: 1 patents #87 of 178Top 50%

📍 Chesterfield, MO: #1,900 of 6,461 inventorsTop 30%

🗺 Missouri: #6,609 of 23,789 inventorsTop 30%

Overall (All Time): #1,675,140 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4648642	Security chain lock for doors	—	1987-03-10
4307042	Tamper resistant carburetor link-lever connector	—	1981-12-22
4220024	Lock mechanism	—	1980-09-02