David A. Richards

Person

Rochester, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Combined heat filter and condenser lens, a projection type apparatu...
- Patent number 6,778,326
- Issue date Aug 17, 2004
- Eastman Kodak Company
- David A. Richards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Glass mold material for precision glass molding
- Patent number 6,363,747
- Issue date Apr 2, 2002
- Eastman Kodak Company
- Michael K. Budinski
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Mold and compression molding method for microlens arrays
- Patent number 6,305,194
- Issue date Oct 23, 2001
- Eastman Kodak Company
- Michael K. Budinski
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for fabricating glass preforms for molding optical surfaces...
- Patent number 6,260,387
- Issue date Jul 17, 2001
- Eastman Kodak Company
- David A. Richards
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
High numerical aperture objective lens
- Patent number 6,075,656
- Issue date Jun 13, 2000
- Eastman Kodak Company
- Joseph R. Bietry
- G02 - OPTICS
Information Patent Grant
Process for generating precision polished non-plannar aspherical su...
- Patent number 6,036,873
- Issue date Mar 14, 2000
- Eastman Kodak Company
- David A. Richards
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for fabricating tools for molding diffractive surfaces on op...
- Patent number 5,958,469
- Issue date Sep 28, 1999
- Eastman Kodak Company
- David A. Richards
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for precision polishing non-planar, aspherical surfaces
- Patent number 5,855,966
- Issue date Jan 5, 1999
- Eastman Kodak Company
- David A. Richards
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Product and process for molding glass lenses
- Patent number 5,843,200
- Issue date Dec 1, 1998
- Eastman Kodak Company
- David A. Richards
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Product for molding glass lenses having difficult shapes
- Patent number 5,762,676
- Issue date Jun 9, 1998
- Eastman Kodak Company
- David A. Richards
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Combination collimating lens and correcting prism
- Patent number 5,159,491
- Issue date Oct 27, 1992
- Eastman Kodak Company
- David A. Richards
- G02 - OPTICS
Information Patent Grant
Parallel catadioptric optical element
- Patent number 5,042,928
- Issue date Aug 27, 1991
- Eastman Kodak Company
- David A. Richards
- G02 - OPTICS

David A. Richards

Person

Patents Grantslast 30 patents

Combined heat filter and condenser lens, a projection type apparatu...

Glass mold material for precision glass molding

Mold and compression molding method for microlens arrays

Method for fabricating glass preforms for molding optical surfaces...

High numerical aperture objective lens

Process for generating precision polished non-plannar aspherical su...

Method for fabricating tools for molding diffractive surfaces on op...

Method for precision polishing non-planar, aspherical surfaces

Product and process for molding glass lenses

Product for molding glass lenses having difficult shapes

Combination collimating lens and correcting prism

Parallel catadioptric optical element