David J. Carpinetti

📍 West Brookfield, MA: #9 of 18 inventorsTop 50%

🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%

Overall (All Time): #1,365,884 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
12006681	Black duck II—building system with heat insulation and a passageway for fire retardant gas	—	2024-06-11
6231704	Apparatus for on-site installation of air duct system	—	2001-05-15
5957634	Quick change drill extender system	—	1999-09-28