JD

James R. Deppisch

GI Gas Research Institute: 1 patents #343 of 808Top 45%
📍 Brook Park, OH: #36 of 78 inventorsTop 50%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,958,393 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4768444 Common vent device for positive vent pressure and draft hood equipped gas appliances Douglas W. DeWerth, Sherwood G. Talbert, Ronald A. Cudnik 1988-09-06