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John O Shoden

age ~88

from Minneapolis, MN

Also known as:
  • John Shoden
  • John N
8409 39Th St, Minneapolis, MN 55427763-5442327

John Shoden Phones & Addresses

  • 8409 39Th St, New Hope, MN 55427 • 763-5442327 • 952-5442327
  • Minneapolis, MN
  • 8409 39Th Ave N, New Hope, MN 55427 • 763-5442327

Work

  • Position:
    Protective Service Occupations

Education

  • Degree:
    Bachelor's degree or higher

Emails

Us Patents

  • Additive Color Lamphouse

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  • US Patent:
    50328662, Jul 16, 1991
  • Filed:
    Mar 12, 1990
  • Appl. No.:
    7/491535
  • Inventors:
    John Shoden - New Hope MN
    Gary Lakeberg - Mora MN
    Charles Yancey - Minneapolis MN
  • Assignee:
    Photo Control Corporation - Minneapolis MN
  • International Classification:
    G03B 2772
  • US Classification:
    355 38
  • Abstract:
    An additive color light source for professional photographic printing is disclosed. The lamphouse has a closed loop light intensity feedback control system for regulating the light sources within the lamphouse.

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