David L. Troup

JS Johnson Service: 1 patents #83 of 193Top 45%

📍 Goshen, IN: #178 of 306 inventorsTop 60%

🗺 Indiana: #19,404 of 33,936 inventorsTop 60%

Overall (All Time): #4,026,409 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4559441	Method of controlling a space heating system	George Rudich, Jr.	1985-12-17