Rodger P. Grantham

VT Vapor Systems Technologies: 3 patents #1 of 1Top 100%

📍 Springfield, MO: #1 of 24 inventorsTop 5%

🗺 Missouri: #56 of 1,153 inventorsTop 5%

Overall (1997): #11,728 of 185,788Top 7%

Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5678614	Vapor recovery hose assembly and venturi pump therefor	—	1997-10-21
D380037	Coaxial hose fitting	—	1997-06-17
D377969	Coaxial hose fitting	—	1997-02-11