HC

Harry Chan

📍 Markham, CA: #287 of 1,673 inventorsTop 20%
Overall (All Time): #879,148 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6787092 Pipe extrusion die for multi-layer pipe Elio Moy 2004-09-07
4822274 Hydraulic clamping unit for a molding apparatus Basilio Yi 1989-04-18
4808098 Pipe extrusion die with a cooled and vacuumed additional mandrel Basilio Yi 1989-02-28
4798472 Extruder screw with balanced flights of different functional sections Basilio Yi 1989-01-17
4789322 Corrugator with intermeshing overlapping moldblock halves Basilio Yi 1988-12-06
4789327 Adjustable pipe extrusion die with internal cooling Basilio Yi 1988-12-06