HZ

Helen Zhuang

ML Mold-Masters Limited: 6 patents #9 of 55Top 20%
📍 Mississauga, CA: #563 of 3,799 inventorsTop 15%
Overall (All Time): #873,645 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7201335 Injection nozzle system Denis Babin 2007-04-10
6789745 Injection nozzle system Denis Babin 2004-09-14
6230384 Method of making an injection molding cylindrical manifold insert Jobst U. Gellert 2001-05-15
6196826 Seepage system for an injection molding apparatus Jobst U. Gellert, Denis Babin 2001-03-06
6095790 Injection molding cylindrical manifold insert and method Jobst U. Gellert 2000-08-01
5942257 Multi-layer injection molding apparatus having three position valve member Jobst U. Gellert 1999-08-24