AUTOMOTIVE PLASTIC TECH has a total of 17 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United States, Canada and Mexico. Its main competitors in its focus markets machines are D & L INC, CONDEC CORP and PLANIBLOCK SA.
Method and apparatus for gas assisted injection molding having precise control of injection and holding pressure with stepped holding pressure capability
US5273417A
Nozzle for gas-assisted injection molding
US5295800A
Apparatus for gas assisted injection molding having precise control of injection and holding pressure with stepped holding pressure capability
US5149546A
Check valve for a fluid-assisted plastic injection molding apparatus
US5260014A
Method of making a multilayer injection mold
US5149547A
Apparatus for multi-cavity injection molding
US5306134A
Fluid forcing nozzle
US5304058A
Injection nozzle
US5282730A
Retractable gas injection pin for an injection mold
US5200127A
Method and apparatus for gas assisted injection molding
