Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Apparatus for molding a formatted substrate for an optical disk










Image Number 7 for United States Patent #5171585.

Improvement in a method for molding a plastic substrate for an optical disk having a concave-convex pattern on a side surface thereof including a step of feeding liquid resin into a molding cavity defined by a pair of mold halves, characterized in that, when the molded plastic substrate is released from the mold halves, the molded plastic substrate is released at least simultaneously in time from both of the mold halves in a mold-opening stage.








 
 
  Recently Added Patents
High purity diphenyl sulfone, preparation and use thereof for the preparation of a poly(aryletherketone)
Photoconductor cartridge
Format for providing traffic information and a method and apparatus for using the format
Pharmaceutical combination of pazopanib and topotecan to treat neuroblastoma, osteosarcoma, and rhabdomyosarcoma in a human
SONOS stack with split nitride memory layer
Kit and method for the capture of tumor cells
Remote controller
  Randomly Featured Patents
One piece astigmatic grid for color picture tube electron gun and method of making same
Acyclovir transdermal delivery system
Apparatus for generating chemical-free dry air
Heat resistant bismuth vanadate pigment and process for its manufacture
Method and apparatus for microscopy
Method for automatized combustion and combustion apparatus
Low-overhead secure information processing for mobile gaming and other lightweight device applications
Chelating agents with lipophilic carriers
Test method for predicting hot-carrier induced leakage over time in short-channel IGFETS and products designed in accordance with test results
Particle collecting sander