|
DE3107758A1
(de)
*
|
1980-03-04 |
1982-01-28 |
National Research Development Corp., London |
Auswaschvorrichtung
|
|
US4280491A
(en)
*
|
1980-03-07 |
1981-07-28 |
Minnesota Mining And Manufacturing Company |
Powered air respirator
|
|
USD267207S
(en)
|
1980-10-17 |
1982-12-14 |
Racal Corporation |
Welder's helmet
|
|
US4433988A
(en)
|
1981-08-07 |
1984-02-28 |
Hinchliffe Richard H |
Helmet adapted for use by hay fever sufferers
|
|
FR2532528B1
(fr)
*
|
1982-09-03 |
1985-06-07 |
Galet Adrien |
Casque de protection
|
|
US4498202A
(en)
*
|
1983-02-24 |
1985-02-12 |
Yamamoto Kogaku Co., Ltd. |
Helmet equipped with ventilator
|
|
DE3526646A1
(de)
*
|
1985-03-12 |
1986-09-18 |
Artur 7060 Schorndorf Föhl |
Schutzhelm
|
|
GB8507916D0
(en)
*
|
1985-03-27 |
1985-05-01 |
Helmets Ltd |
Helmet
|
|
US4674136A
(en)
*
|
1986-05-12 |
1987-06-23 |
Ladewig Christopher G |
Safety mask construction
|
|
GB8809221D0
(en)
*
|
1988-04-19 |
1988-05-25 |
Safety Products Ltd |
Improvements in/relating to safety visors
|
|
US5050240A
(en)
*
|
1990-05-14 |
1991-09-24 |
Kaiser Aerospace And Electronics Corporation |
Air cushion helmet support and ventilation system with air pressure regulator
|
|
US5054480A
(en)
*
|
1990-06-14 |
1991-10-08 |
Bio Medical Devices, Inc. |
Personal air filtration and control system
|
|
US5291880A
(en)
*
|
1990-08-16 |
1994-03-08 |
Cairns & Brother Inc. |
Protective helmet with protective facepiece connection and adjustment provision
|
|
US5283914A
(en)
*
|
1990-12-20 |
1994-02-08 |
Coal Industry (Patents) Limited |
Protective helmets
|
|
US5878742A
(en)
*
|
1997-09-11 |
1999-03-09 |
Figueredo; Joseph P. |
Airvisor delivery system
|
|
JP4503174B2
(ja)
|
1998-01-16 |
2010-07-14 |
デピュイ・オーソピーディックス・インコーポレイテッド |
ヘッドギア装置
|
|
US6016805A
(en)
*
|
1998-03-10 |
2000-01-25 |
3M Innovative Properties Company |
Face seal for respirator
|
|
US6081929A
(en)
*
|
1998-12-04 |
2000-07-04 |
Bell Sports, Inc. |
Impact protection helmet with air extraction
|
|
US6279570B1
(en)
|
1999-03-02 |
2001-08-28 |
3M Innovative Properties Company |
Filter support, assembly and system
|
|
GB9906322D0
(en)
|
1999-03-19 |
1999-05-12 |
Minnesota Mining & Mfg |
Flow indicator device for respirators
|
|
WO2001052675A2
(en)
|
2000-01-18 |
2001-07-26 |
Stryker Instruments |
Air filtration system including a helmet assembly
|
|
JP2005502395A
(ja)
|
2001-04-23 |
2005-01-27 |
スコット テクノロジーズ インコーポレイテッド |
呼吸用マスク
|
|
US6925655B1
(en)
|
2002-12-26 |
2005-08-09 |
Polaris Industries Inc. |
Protective helmet with selectively covered aperture
|
|
US6766537B1
(en)
|
2002-12-26 |
2004-07-27 |
Polaris Industries Inc. |
Protective helmet with detachable shell piece
|
|
US6904616B1
(en)
|
2002-12-26 |
2005-06-14 |
Polaris Industries Inc. |
Positive pressure protective helmet
|
|
US6990691B2
(en)
|
2003-07-18 |
2006-01-31 |
Depuy Products, Inc. |
Head gear apparatus
|
|
JP2007506482A
(ja)
*
|
2003-09-25 |
2007-03-22 |
レスメド リミテッド |
呼吸器マスクおよびシステム
|
|
USD529606S1
(en)
*
|
2004-04-07 |
2006-10-03 |
3M Innovative Properties Company |
Air duct
|
|
US20060107431A1
(en)
*
|
2004-11-12 |
2006-05-25 |
Curran Desmond T |
Supplied air helmet having a knitted face seal
|
|
USD518923S1
(en)
|
2004-11-12 |
2006-04-11 |
3M Innovative Properties Company |
Top portion of a welding helmet
|
|
US7197774B2
(en)
*
|
2004-11-12 |
2007-04-03 |
3M Innovative Properties Company |
Supplied air helmet having face seal with differentiated permeability
|
|
USD517744S1
(en)
|
2004-11-12 |
2006-03-21 |
3M Innovative Properties Company |
Side portion of a welding helmet
|
|
USD523728S1
(en)
|
2004-11-12 |
2006-06-27 |
3M Innovative Properties Company |
Hinge for a welding helmet window
|
|
USD532163S1
(en)
|
2004-11-12 |
2006-11-14 |
3M Innovative Properties Company |
Side portion of a welding helmet
|
|
USD517745S1
(en)
|
2004-11-12 |
2006-03-21 |
3M Innovative Properties Company |
Chin portion of welding helmet visor
|
|
US20060101552A1
(en)
*
|
2004-11-15 |
2006-05-18 |
Lee Peter D |
Frictionally engaged supplied air helmet face seal
|
|
AU2006226849B2
(en)
|
2005-03-24 |
2012-08-23 |
Stryker Corporation |
Personal protection system for fitting over a head and a neck
|
|
US8335504B2
(en)
*
|
2007-08-23 |
2012-12-18 |
At&T Intellectual Property I, Lp |
Methods, devices and computer readable media for providing quality of service indicators
|
|
US8234722B2
(en)
*
|
2007-12-14 |
2012-08-07 |
Stryker Corporation |
Personal protection system with head unit having easy access controls and protective covering having glare avoiding face shield
|
|
WO2011127116A1
(en)
*
|
2010-04-06 |
2011-10-13 |
3M Innovative Properties Company |
Radial blower with shaped scroll profile
|
|
US9155923B2
(en)
|
2011-12-06 |
2015-10-13 |
East Carolina University |
Portable respirators suitable for agricultural workers
|
|
WO2017039497A1
(en)
*
|
2015-08-31 |
2017-03-09 |
Maquet Critical Care Ab |
Fan-driven respiratory assistance apparatus with reversed fan-motor assembly
|
|
KR20180070630A
(ko)
|
2015-10-15 |
2018-06-26 |
클리어 에어 테크놀로지 리미티드 |
호흡기
|
|
USD899698S1
(en)
*
|
2018-04-04 |
2020-10-20 |
Tecmen Electronics Co., Ltd. |
Protective helmet
|
|
CN111569293B
(zh)
*
|
2019-02-15 |
2021-07-20 |
陈勇仁 |
整合滤气面罩的空气清净机
|
|
WO2020251372A1
(en)
*
|
2019-06-14 |
2020-12-17 |
Peakvent As |
A head-mounted wearable air-purifying device comprising a motorized rotating filter
|
|
EP4007643A1
(en)
|
2019-09-12 |
2022-06-08 |
O2-O2, Inc. |
Respirator devices with source control mechanisms and associated systems and methods
|
|
US12357042B2
(en)
*
|
2020-03-20 |
2025-07-15 |
MicroClimate, Inc. |
Head covering device providing filtered intake and exhaust air
|
|
US20220016451A1
(en)
*
|
2020-07-17 |
2022-01-20 |
Hall Labs Llc |
Personal Air Filtering Device with Air Mover Pulling Air Out of the Device
|
|
NO348422B1
(en)
*
|
2020-09-30 |
2025-01-20 |
Peakvent As |
A face shield for being arranged in front of a portion of the face of a user
|
|
US20220295935A1
(en)
*
|
2021-03-22 |
2022-09-22 |
Hall Labs Llc |
Head Covering Device with Communication Hardware
|
|
US11318333B1
(en)
|
2021-04-17 |
2022-05-03 |
Christopher T. Ellerbrake |
Respiratory protection system
|
|
CA209576S
(en)
|
2021-07-19 |
2023-07-12 |
Tecmen Electronics Co Ltd |
Protective helmet
|
|
EP4176938A1
(fr)
*
|
2021-11-05 |
2023-05-10 |
Vuzair |
Visière filtrante et procédé de contrôle d'une telle visière filtrante
|