Assignee
J A WOOLLAM CO
US·4 granted patents·181 citations·filing 1992–2002
Top patents by PatentIndex Score
4 records- 0193US5373359AEllipsometerJ A WOOLLAM CO·Filed 1992·Granted Dec 13, 1994·141 cites·15 claims
- 0282US7075649B1Discrete polarization state rotatable compensator spectroscopic ellipsometer system, and method of calibrationJ A WOOLLAM CO·Filed 2001·Granted Jul 11, 2006·19 cites·21 claims
- 0372US6636309B1Application of spectroscopic ellipsometry to in situ real time fabrication of multiple alternating high/low refractive index narrow bandpass optical filtersJ A WOOLLAM CO·Filed 2001·Granted Oct 21, 2003·16 cites·20 claims
- 0464US6950182B1Functional equivalent to spatial filter in ellipsometer and the like systemsJ A WOOLLAM CO·Filed 2002·Granted Sep 27, 2005·5 cites·7 claims
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