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Dive into the research topics where William A. Mittelstadt is active.

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Featured researches published by William A. Mittelstadt.


Archive | 2000

Half-mask respirator with head harness assembly

Gerald M Brostrom; David M. Castiglione; William A. Mittelstadt; Alan J. Solyntjes


Archive | 2005

Unidirectional respirator valve

William A. Mittelstadt; David M. Castiglione


Archive | 2014

Respirator negative pressure fit check devices and methods

William A. Mittelstadt; Carl W. Raines; David R. Stein; Nathan A. Abel; David M. Blomberg; Michael J. Cowell; Gary E. Dwyer; Thomas I. Insley; Michael J. Svendsen; Dylan T. Cosgrove; Kent E. Lageson; Chaodi Li


Archive | 1999

Filter support, assembly and system

William A. Mittelstadt; David M. Castiglione


Archive | 2001

Respirator facemask assembly

William A. Mittelstadt; David M. Castiglione; Casey L. Carlson


Archive | 2011

Respirator harness having collapsible head cradle

David M. Castiglione; William A. Mittelstadt; Thomas W. Holmquist-Brown


Archive | 2001

Portion of a filter support

William A. Mittelstadt; David M. Castiglione


Archive | 2017

RESPIRATOR FIT CHECK SEALING DEVICES AND METHODS

William A. Mittelstadt; David M. Blomberg; Thomas W. Holmquist-Brown; Adam J. Cernohous; Michael J. Cowell


Archive | 2017

HEADWEAR SUSPENSION ATTACHMENT ELEMENT

David M. Castiglione; Michael J. Cowell; Nathan A. Abel; William A. Mittelstadt; Jill E. Gulliver; Ian Kelsall; August Michael; Oskar Juhlin; George J. Elliott


Archive | 2015

Filter element having a connector

David M. Blomberg; Elizabeth D. Cadogan; John S. Huberty; Ryan D. Kracht; William A. Mittelstadt; Michael J. Svendsen; Michael J. Thuente

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