Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of preparing semiconductor surfaces

Method of preparing semiconductor surfaces

US Patent 4380490 · Granted Apr 19, 1983

Estimated economic value: $36,259,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Normal incidence rotating compensator ellipsometer2008
Normal incidence rotating compensator ellipsometer2007
Broadband spectroscopic rotating compensator ellipsometer2004
Broadband spectroscopic rotating compensator ellipsometer2003
Broadband spectroscopic rotating compensator ellipsometer2002
Method of reducing noise generated by arc lamps in optical systems employing sli2002
Thin film optical measurement system and method with calibrating ellipsometer2002
Broadband spectroscopic rotating compensator ellipsometer2001
Thin film optical measurement system and method with calibrating ellipsometer2001
Ellipsometer and polarimeter with zero-order plate compensator2001
Broadband spectroscopic rotating compensator ellipsometer2000
Broadband spectroscopic rotating compensator ellipsometer1999