Inventor
PFEIFFER HERBERT
DE28 patents
⚠️ This page may combine multiple inventors who share the name “PFEIFFER HERBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RODENSTOCK OPTIK G
14 patentsUS5148205ASep 15, 1992
Ophthalmic lens having a changing refractive index
RODENSTOCK OPTIK G113 citations96
US4856889AAug 15, 1989
Uniform strength ophthalmic lens having a gradient refractive index changing rotation-symmetrically about the optical axis and method of making it
RODENSTOCK OPTIK G58 citations95
US6655802B2Dec 2, 2003
Method for producing eyeglasses
RODENSTOCK OPTIK G32 citations92
US5992998ANov 30, 1999
Ophthalmic lens having a progressive effect
RODENSTOCK OPTIK G22 citations92
US5061058AOct 29, 1991
Opthalmic lens for use in the correction of astigmatism
RODENSTOCK OPTIK G48 citations92
US5042936AAug 27, 1991
Progressive ophthalmic lens
RODENSTOCK OPTIK G23 citations92
US6213603B1Apr 10, 2001
Progressive ophthalmic lens
RODENSTOCK OPTIK G24 citations91
US6669337B2Dec 30, 2003
Progressive spectacle lens with low swaying effects
RODENSTOCK OPTIK G14 citations82
US5854669ADec 29, 1998
Series of lenses
RODENSTOCK OPTIK G19 citations82
US6685316B2Feb 3, 2004
Method of manufacturing progressive ophthalmic lenses
RODENSTOCK OPTIK G10 citations73
US5920372AJul 6, 1999
Ophthalmic lens having an astigmatic effect
RODENSTOCK OPTIK G14 citations73
US4952047AAug 28, 1990
Progressives brillenglas lens with additional channel of vision
RODENSTOCK OPTIK G7 citations73
US6231182B1May 15, 2001
Monofocal ophthalmic lens having two aspherical surfaces
RODENSTOCK OPTIK G13 citations72
US5880810AMar 9, 1999
Series for progressive spectacle lenses
RODENSTOCK OPTIK G10 citations71
RODENSTOCK GMBH
12 patentsUS7008058B2Mar 7, 2006
Progressive spectacle lens having two aspherical progressive surfaces
RODENSTOCK GMBH19 citations92
US6832834B2Dec 21, 2004
Method for computing a progressive spectacle lens and methods for manufacturing a spectacle lens of this kind
RODENSTOCK GMBH15 citations84
US7021763B2Apr 4, 2006
Method for representing and optimizing a double-progressive spectacle lens
RODENSTOCK GMBH4 citations63
US6752497B2Jun 22, 2004
Single vision spectacle lens
RODENSTOCK GMBH2 citations63
US7347546B2Mar 25, 2008
Individual single-vision spectacle lens
RODENSTOCK GMBH5 citations62
US6848788B2Feb 1, 2005
Progressive spectacle lens with low magnifying differences
RODENSTOCK GMBH2 citations62
US6808263B2Oct 26, 2004
Progressive spectacle lens producing only slight dynamic distortion
RODENSTOCK GMBH4 citations62
US6776487B2Aug 17, 2004
Progressive spectacle lens having only a small change of binocular properties during a movement of glance
RODENSTOCK GMBH3 citations62
US6964478B2Nov 15, 2005
Progressive spectacle lens
RODENSTOCK GMBH3 citations61
US7033024B2Apr 25, 2006
Method for manufacturing an eyeglass lens
RODENSTOCK GMBH5 citations58
US6974214B2Dec 13, 2005
B-spline optimization of optical glasses especially spectacle glasses with planes of symmetry
RODENSTOCK GMBH0 citations52
US6779889B2Aug 24, 2004
Progressive spectacle lens exhibiting only slight dynamic change of the properties of use during a horizontal viewing movements
RODENSTOCK GMBH2 citations52