John C. Silva, Jr.

📍 Ipswich, MA: #87 of 208 inventorsTop 45%

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

Overall (All Time): #1,410,346 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D945150	M320 and M320A1 grenade launcher holster	—	2022-03-08
5667563	Air ionization system	—	1997-09-16
4412521	Evaporative carburetor and engine	—	1983-11-01