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Respirator having thermochromic fit-indicating seal
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Breathing mask
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Kimberley Clark Corporation |
Universal fit face mask
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1997-06-24 |
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3M Innovative Properties Company |
Respiratory mask having comfortable inner cover web
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1997-11-11 |
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Minnesota Mining & Mfg |
Respiratory masks incorporating valves or other attached components
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1997-12-01 |
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Molded respirator containing sorbent particles
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1998-01-13 |
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Apex Sports, Llc |
Protective face mask
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1998-07-02 |
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3M Innovative Properties Company |
Fluorinated electret
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使い捨て用簡易マスク、及びマスクフレーム
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Koninkl Philips Electronics Nv |
Method of manufacturing a scanning device with adjustable frames
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1999-10-08 |
2002-09-24 |
3M Innovative Properties Company |
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1999-10-08 |
2002-06-18 |
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Method and apparatus for making a fibrous electret web using a wetting liquid and an aqueous polar liquid
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1999-10-08 |
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Method and apparatus for making a nonwoven fibrous electret web from free-fiber and polar liquid
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1999-10-19 |
2003-08-12 |
3M Innovative Properties Company |
Manner of attaching component elements to filtration material such as may be utilized in respiratory masks
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2000-03-09 |
2000-05-03 |
Protector Technologies Bv |
Disposable breathing mask
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2002-11-05 |
Michael Wolfe |
Mini pleated face mask
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2000-04-13 |
2004-06-01 |
3M Innovative Properties Company |
Method of making electrets through vapor condensation
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2001-06-25 |
2005-04-26 |
3M Innovative Properties Company |
Unidirectional respirator valve
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マスク保型具及びこのマスク保型具を有するマスク
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2006-04-18 |
3M Innovative Properties Company |
Filtering face mask that uses an exhalation valve that has a multi-layered flexible flap
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Shigematsu Works Co Ltd |
マスク
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マスク構造体およびマスク
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2005-08-02 |
3M Innovative Properties Company |
Crush resistant filtering face mask
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2002-09-18 |
2004-11-03 |
Joseph Anthony Griffiths |
High G oxygen mask for aircrew
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Tokyo Medical Kk |
衛生マスクの製造方法
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2003-06-19 |
2007-03-13 |
3M Innovative Properties Company |
Filtering face mask that has a resilient seal surface in its exhalation valve
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JP4307943B2
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2003-09-29 |
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立体マスク
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口罩结构
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Respirator mask with adjustable visor
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2012-01-31 |
3M Innovative Properties Company |
Non-elastomeric respirator mask that has deformable cheek portions
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2004-12-22 |
2006-06-22 |
Kimberly-Clark Worldwide, Inc |
Face mask with horizontal and vertical folds
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2005-01-17 |
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박경수 |
프레임 마스크
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2005-08-25 |
2012-05-08 |
3M Innovative Properties Company |
Respirator having preloaded nose clip
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2005-09-27 |
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Respirator that uses a polymeric nose clip
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株式会社重松製作所 |
密着性に優れたプリーツマスク
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2005-09-28 |
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株式会社重松製作所 |
密着性良好なマスク
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2015-04-22 |
3M创新有限公司 |
具有动态支承结构和褶状过滤结构的呼吸器
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JP5739664B2
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2007-09-20 |
2015-06-24 |
スリーエム イノベイティブ プロパティズ カンパニー |
マスク本体支持構造と一体化したバックルを有するフィルタ式顔面装着呼吸マスク
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2007-09-20 |
2011-02-03 |
3M Innovative Properties Company |
Filtering face-piece respirator support structure that has living hinges
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