AS

Angelo Serafini

LP Leggett & Platt: 4 patents #18 of 101Top 20%
📍 Chelsea, MA: #30 of 125 inventorsTop 25%
🗺 Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,303,516 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4862532 Bedding foundation having snap-in place sinuous wire springs Thomas J. Wells, Sidney A. Hiatt, Henry Zapletal 1989-09-05
4771995 Collapsible box spring Thomas J. Wells 1988-09-20
4682394 Bedding and seating product having double twist coil spring and method and apparatus for manufacturing the same Thomas J. Wells 1987-07-28
4639957 Bedding and seating product having double twist coil spring and method and apparatus for manufacturing the same Thomas J. Wells 1987-02-03