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Shien F. Chang

📍 Danei, NY: #2 of 4 inventorsTop 50%
Overall (All Time): #1,673,408 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4748918 Incinerator for the high speed combustion of waste products — 1988-06-07
4632042 Incinerator for the high speed combustion of waste products — 1986-12-30
4428309 Pulverized-coal and liquid-fuel dual-purpose burner — 1984-01-31