EF

Etsuo Fujimoto

TC Tokyo Roki Co.: 2 patents #13 of 106Top 15%
Overall (All Time): #2,341,973 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4673503 Variant length pleated filter element — 1987-06-16
4655921 Filter element — 1987-04-07