John H. Vana

EM Emhart: 2 patents #4 of 28Top 15%

📍 Allentown, NJ: #1 of 2 inventorsTop 50%

🗺 New Jersey: #309 of 2,847 inventorsTop 15%

Overall (1982): #11,580 of 81,411Top 15%

Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4328682	Head pressure control including means for sensing condition of refrigerant	—	1982-05-11
4320631	Air defrost for low-bed refrigerated display cases, utilizing sill-mounted auxiliary fan	—	1982-03-23