RH

Robert W. Heber

PI Ppg Industries: 1 patents #48 of 198Top 25%
📍 Bethel Park, PA: #6 of 19 inventorsTop 35%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #63,076 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4808476 Method for protecting heat sensitive substrates from fire and excessive heat and resulting article John P. Mikus, Thomas A. Ward, Jerome A. Seiner 1989-02-28