HI

Harold E. Ingraham

HE Heico: 1 patents #4 of 12Top 35%
Overall (All Time): #4,050,119 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4378339 Ammonium thiosulfate products and methods of making the same Max R. Brinkman, William Guy Robertson 1983-03-29