Inventor · disambiguated record
David F. Schaack
Also filed as: SCHAACK DAVID F
7 granted patents·499 citations·filing 1996–2006
88Inventor score
Files withSCHAACK DAVID F2
Top patents by PatentIndex Score
7 records- 0182US7161741B1Focusing systems for perspective dimensional measurements and optical metrologySCHAACK DAVID F·Filed 2002·Granted Jan 9, 2007·27 cites·32 claims
- 0281US6806899B1Focusing systems for perspective dimensional measurements and optical metrologyFiled 2002·Granted Oct 19, 2004·24 cites·10 claims
- 0379US6459481B1Simple system for endoscopic non-contact three-dimentional measurementFiled 2000·Granted Oct 1, 2002·130 cites·47 claims
- 0477US6009189AApparatus and method for making accurate three-dimensional size measurements of inaccessible objectsFiled 1996·Granted Dec 28, 1999·270 cites·35 claims
- 0562US6476979B1Focusing systems for perspective dimensional measurements and optical metrologyFiled 1999·Granted Nov 5, 2002·28 cites·11 claims
- 0655US7224539B2Providing optical systems having improved properties to users of catalog (stock) lensesSCHAACK DAVID F·Filed 2006·Granted May 29, 2007·2 cites·55 claims
- 0733US6121999AEliminating routine alignment calibrations in perspective dimensional measurementsFiled 1997·Granted Sep 19, 2000·18 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →