Hugh R. MacKenzie

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Belmont, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Diffusion transfer integral film unit
- Patent number 5,449,586
- Issue date Sep 12, 1995
- Polaroid Corporation
- F. Richard Cottrell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for scanning of image in integral film structure
- Patent number 5,408,447
- Issue date Apr 18, 1995
- Polaroid Corporation
- F. Richard Cottrell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electronic camera system with detachable printer
- Patent number 4,937,676
- Issue date Jun 26, 1990
- Polariod Corporation
- Patrick L. Finelli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic color imaging apparatus with prismatic color filter peri...
- Patent number 4,786,964
- Issue date Nov 22, 1988
- Polaroid Corporation
- William T. Plummer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical storage identification card and read/write system
- Patent number 4,663,518
- Issue date May 5, 1987
- Polaroid Corporation
- Alan L. Borror
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image recording apparatus with adjustable mask
- Patent number 4,566,015
- Issue date Jan 21, 1986
- Polaroid Corporation
- Hugh R. MacKenzie
- G06 - COMPUTING CALCULATING COUNTING