Roman Chapa

UN Unknown: 1 patents #29,356 of 83,584Top 40%

📍 Rye, NY: #109 of 195 inventorsTop 60%

🗺 New York: #67,335 of 115,490 inventorsTop 60%

Overall (All Time): #4,012,506 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4507933	System combining water heater and refrigeration unit	Ronald Baumgarten	1985-04-02