Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Roller forming of thermoplastic sheet material

Roller forming of thermoplastic sheet material

US Patent 4818460 · Granted Apr 4, 1989

Estimated economic value: $7,791,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Metal-ceramic structure with intermediate high temperature reaction barrier laye1994
Method and apparatus for differentially heating and thermoforming a polymer shee1994
High energy zinc oxide varistor1993
Metal-ceramic structure with intermediate high temperature reaction barrier laye1993
Apparatus for die forming thermoplastic sheet material1991
Apparatus employing integral dielectric heater for roll forming thermoplastic ma1990
Method of forming multilayer composite panels with specular surface1989
Apparatus for performing a plasma enhanced chemical vapor deposition on an edge 1988
Method of fabricating a substrate for a semiconductor chip package1988
Substrate for a semiconductor chip package and a method of fabricating the same1987