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(de)
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1924-08-03 |
1925-04-23 |
Hans Boas |
Verfahren zur Beseitigung von hochfrequenten Schwingungsvorgaengen in Fahrdraht und Schienen von Bahnen mit aeusserer Stromzufuehrung
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1979-09-10 |
1981-02-03 |
American Cyanamid Company |
Disposable dust respirator
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(en)
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1980-01-07 |
1981-11-17 |
Surgikos |
Operating room face mask
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US4536440A
(en)
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1984-03-27 |
1985-08-20 |
Minnesota Mining And Manufacturing Company |
Molded fibrous filtration products
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US5237986A
(en)
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1984-09-13 |
1993-08-24 |
Minnesota Mining And Manufacturing Company |
Respirator harness assembly
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(en)
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1986-04-07 |
1989-02-28 |
Minnesota Mining And Manufacturing Company |
Resilient shape-retaining fibrous filtration face mask
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US4790306A
(en)
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1987-09-25 |
1988-12-13 |
Minnesota Mining And Manufacturing Company |
Respiratory mask having a rigid or semi-rigid, insert-molded filtration element and method of making
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(en)
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1990-12-20 |
1994-05-03 |
Minnesota Mining And Manufacturing Company |
Methods of forming fibrous filtration face masks
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(en)
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1992-05-29 |
1994-07-05 |
Minnesota Mining And Manufacturing Company |
Unidirectional fluid valve
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1992-05-29 |
1997-07-23 |
Minnesota Mining And Manufacturing Company |
Unidirectional fluid valve
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(en)
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1992-05-29 |
2006-10-10 |
3M Innovative Properties Company |
Fibrous filtration face mask having a new unidirectional fluid valve
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AU682627B2
(en)
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1994-10-13 |
1997-10-09 |
Minnesota Mining And Manufacturing Company |
Respirator nose clip
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US5579761A
(en)
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1995-01-20 |
1996-12-03 |
Minnesota Mining And Manufacturing Company |
Respirator having snap-fit filter cartridge
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US6568392B1
(en)
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1995-09-11 |
2003-05-27 |
3M Innovative Properties Company |
Flat-folded personal respiratory protection devices and processes for preparing same
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GB9515986D0
(en)
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1995-08-04 |
1995-10-04 |
Racal Health & Safety Ltd |
Uni-directional fluid valve
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(en)
*
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1996-06-04 |
1997-12-23 |
Kimberley Clark Corporation |
Universal fit face mask
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(en)
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1997-06-24 |
2000-03-28 |
3M Innovative Properties Company |
Respiratory mask having comfortable inner cover web
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(en)
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1997-10-03 |
2000-05-16 |
3M Innovative Properties Company |
Drop-down face mask assembly
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(en)
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1999-02-17 |
2002-05-28 |
3M Innovative Properties Company |
Flat-folded personal respiratory protection devices and processes for preparing same
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(en)
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1999-06-02 |
2001-12-25 |
3M Innovative Properties Company |
Face masks having an elastic and polyolefin thermoplastic band attached thereto by heat and pressure
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(en)
*
|
1999-07-09 |
2002-07-02 |
Leonard W. Glass |
Disposable filtering face mask and method of making same
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EP1214896A1
(en)
*
|
2000-12-18 |
2002-06-19 |
The Procter & Gamble Company |
Strapless respiratory face mask
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KR20080079341A
(ko)
*
|
2001-01-16 |
2008-08-29 |
아스트라제네카 아베 |
치료용 헤테로시클릭 화합물
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US6883518B2
(en)
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2001-06-25 |
2005-04-26 |
3M Innovative Properties Company |
Unidirectional respirator valve
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(en)
|
2001-11-21 |
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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US6923182B2
(en)
|
2002-07-18 |
2005-08-02 |
3M Innovative Properties Company |
Crush resistant filtering face mask
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(en)
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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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EP1495785A1
(en)
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2003-07-09 |
2005-01-12 |
Cheng-Yuan Chien |
Respirator mask
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(en)
*
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2003-11-12 |
2005-05-12 |
Callan Eoin J. |
Respiratory mask
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JP2005348998A
(ja)
*
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2004-06-11 |
2005-12-22 |
Ifu:Kk |
マスク
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(en)
*
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2004-09-02 |
2006-03-02 |
Gregory Ashton |
Absorbent article having a telescoping waist
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(en)
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2005-08-25 |
2012-05-08 |
3M Innovative Properties Company |
Respirator having preloaded nose clip
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US20070068529A1
(en)
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2005-09-27 |
2007-03-29 |
Suresh Kalatoor |
Respirator that uses a polymeric nose clip
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(de)
*
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2006-06-27 |
2008-07-10 |
Bruker Biospin Gmbh |
Kopplungsanordnung, insbesondere Pressfitzelle, mit Hüllkapillarsicherung, zur Verwendung als Messzelle in einem NMR-Spektrometer
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JP2008237850A
(ja)
*
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2007-03-23 |
2008-10-09 |
Isato Yamauchi |
マスク
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US9012013B2
(en)
*
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2008-12-18 |
2015-04-21 |
3M Innovative Properties Company |
Expandable face mask with reinforcing netting
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(en)
*
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2008-12-18 |
2021-08-10 |
3M Innovative Properties Company |
Flat fold respirator having flanges disposed on the mask body
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JP2010184095A
(ja)
*
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2009-02-10 |
2010-08-26 |
Kuniko Miyashita |
マスクの改良
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(en)
*
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2009-09-18 |
2014-02-04 |
3M Innovative Properties Company |
Flat-fold filtering face-piece respirator having structural weld pattern
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(en)
*
|
2009-09-18 |
2014-11-11 |
3M Innovative Properties Company |
Horizontal flat-fold filtering face-piece respirator having indicia of symmetry
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(en)
*
|
2009-10-23 |
2013-09-10 |
3M Innovative Properties Company |
Filtering face-piece respirator having parallel line weld pattern in mask body
|
JP3163625U
(ja)
*
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2010-08-11 |
2010-10-21 |
Crosseed株式会社 |
マスク
|
JP2012035006A
(ja)
|
2010-08-11 |
2012-02-23 |
Crosseed Kk |
マスク生産装置及びマスク生産方法
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