HF

Herbert L. Fritz

EA E.I. Du Pont De Nemours And: 4 patents #1,770 of 8,010Top 25%
📍 Englishtown, NJ: #30 of 93 inventorsTop 35%
🗺 New Jersey: #19,416 of 69,400 inventorsTop 30%
Overall (All Time): #1,304,779 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4769269 Article containing conductive through-holes Daniel D. Johnson 1988-09-06
4635358 Method for forming electrically conductive paths through a dielectric layer 1987-01-13
4517050 Process for forming conductive through-holes through a dielectric layer Daniel D. Johnson 1985-05-14
4454168 Printed circuits prepared from metallized photoadhesive layers 1984-06-12