Inventor · disambiguated record
Albrecht Hof
Also filed as: HOF ALBRECHT
15 granted patents·2 pending applications·502 citations·filing 1989–2016
94Inventor score
Top patents by PatentIndex Score
17 records- 0195US6089713ASpectacle lens with spherical front side and multifocal back side and process for its productionZEISS STIFTUNG·Filed 1998·Granted Jul 18, 2000·110 cites·8 claims
- 0290US5307151AMethod and apparatus for three-dimensional optical measurement of object surfacesZEISS STIFTUNG·Filed 1992·Granted Apr 26, 1994·135 cites·27 claims
- 0384US6864988B2Optical system with isolated measuring structureZEISS CARL SEMICONDUCTOR MFG·Filed 2002·Granted Mar 8, 2005·24 cites·23 claims
- 0481US5135309AMethod and apparatus for non-contact measuring of object surfacesZEISS STIFTUNG·Filed 1991·Granted Aug 4, 1992·69 cites·11 claims
- 0581US4963728ACoordinate measuring apparatus having an optical sensing headZEISS STIFTUNG·Filed 1989·Granted Oct 16, 1990·38 cites·12 claims
- 0679US6523443B1Process for manufacturing optical surfaces and shaping machine for carrying out this processZEISS STIFTUNG·Filed 1996·Granted Feb 25, 2003·47 cites·18 claims
- 0775US6750949B2Lithographic apparatus and device manufacturing methodAMSL NETHERLANDS BV·Filed 2002·Granted Jun 15, 2004·19 cites·28 claims
- 0863US8593642B2Method of measuring a shape of an optical surface based on computationally combined surface region measurements and interferometric measuring deviceFREIMANN ROLF·Filed 2012·Granted Nov 26, 2013·2 cites·13 claims
- 0963US5343294AMethod for analyzing periodic brightness patternsZEISS STIFTUNG·Filed 1992·Granted Aug 30, 1994·30 cites·16 claims
- 1061US7130017B2Device for sealing a projection exposure apparatusZEISS CARL SMT AG·Filed 2005·Granted Oct 31, 2006·2 cites·26 claims
- 1160US5379107AProcess and apparatus for the measurement of object topographies by means of projected fringe patternsZEISS STIFTUNG·Filed 1993·Granted Jan 3, 1995·22 cites·10 claims
- 1254US8654345B2Optical system, in particular in a microlithographic projection exposure apparatusHOF ALBRECHT·Filed 2012·Granted Feb 18, 2014·1 cites·20 claims
- 1351US9964862B2Apparatus and method for bearing a lithography maskZEISS CARL SMT GMBH·Filed 2016·Granted May 8, 2018·0 cites·14 claims
- 1449US2014078513A1Method of measuring a shape of an optical surface based on computationally combined surface region measurements and interferometric measuring deviceZEISS CARL SMT GMBH·Filed 2013·Application pending·0 cites
- 1545US2010153059A1Apparatus and method for measuring the positions of marks on a maskKLOSE GERD·Filed 2008·Application pending·0 cites
- 1636US8253947B2Device and method for measuring lithography masksHOF ALBRECHT·Filed 2007·Granted Aug 28, 2012·0 cites·17 claims
- 1728US6276066B1Positioning deviceZEISS STIFTUNG·Filed 1999·Granted Aug 21, 2001·3 cites·20 claims
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