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Featured researches published by Joseph A. Hoffman.


Archive | 2004

Illumination assembly and method of making same

Andrew J. Ouderkirk; Hung T. Tran; John C. Schultz; John A. Wheatley; Joseph A. Hoffman; Kay-Uwe Schenke; Michael A. Meis; Stephen J. Pojar; Wolfgang N. Lehnhardt


Archive | 1994

Radiographic image reader

James E. Steffen; Jay A. Esch; Eric J. Rochester Donaldson; Timothy S. Rochester Vraa; Owen L. Nelson; John E. Potts; Jathan D. Edwards; Kenneth J. Krepel; Joseph A. Hoffman


Archive | 2006

Thin internally illuminated sign

Joseph A. Hoffman; Ellen O. Aeling; Michael A. Meis


Archive | 1995

Cassette for use in an electronic radiographic imaging system

Kenneth J. Krepel; Joseph A. Hoffman; Anthony B. Ferguson; Daniel J. Severson; Keith K. Mclaughlin; Walter S. Federation; Walter M. Wirth; Owen L. Nelson; John E. Potts; James E. Steffen


Archive | 1999

Mounting assembly for a light conduit lighting system

Joseph A. Hoffman; DuWayne C. Radke; Ken J. Hagen


Archive | 1998

Thermally protective coupling for a light conduit lighting system

Joseph A. Hoffman; DuWayne C. Radke; Stephen J. Pojar


Archive | 1998

Coupling system for a light conduit

Joseph A. Hoffman; DuWayne C. Radke


Archive | 2012

COLOR SHIFT SIGN

Ellen O. Aeling; Michael A. Meis; John T. Simpson; Joseph A. Hoffman; Paul E. Humpal


Archive | 2006

Panneau mince eclaire de l'interieur

Joseph A. Hoffman; Ellen O. Aeling


Archive | 2005

Ensemble eclairage et procede de fabrication de celui-ci

Andrew J. Ouderkirk; Hung T. Tran; John C. Schultz; John A. Wheatley; Joseph A. Hoffman; Kay-Uwe Schenke; Michael A. Meis; Stephen J. Pojar; Wolfgang N. Lehnhardt

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