GG

Gerald Grijak

📍 Sterling Heights, MI: #419 of 1,485 inventorsTop 30%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,674,171 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4776585 Electrically lighted jump rope John R. K. Maleyko 1988-10-11
4693018 Extendible boot John R. K. Maleyko 1987-09-15
4586271 Extendible boot John R. K. Maleyko 1986-05-06