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Osan-Si, KR
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Patents Grants
last 30 patents
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Patent Grant
Respirator having foam shaping layer with recessed regions surround...
Patent number
9,027,554
Issue date
May 12, 2015
3M Innovative Properties Company
Jin-Ho Lee
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Respirator grill ribs
Patent number
D721169
Issue date
Jan 13, 2015
3M Innovative Properties Company
JungChul Moon
D24 - Medical and laboratory equipment
Patents Applications
last 30 patents
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Patent Application
Respirator Including Reinforcing Element
Publication number
20210283435
Publication date
Sep 16, 2021
3M Innovative Properties Company
Dong-Sun Noh
A41 - WEARING APPAREL
Information
Patent Application
Mask and Method for Manufacturing Same
Publication number
20190143253
Publication date
May 16, 2019
3M Innovative Properties Company
Jin-Ho Lee
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
RESPIRATOR HAVING FOAM SHAPING LAYER WITH RECESSED REGIONS SURROUND...
Publication number
20130139823
Publication date
Jun 6, 2013
3M Innovative Properties Company
Jin-Ho Lee
A62 - LIFE-SAVING FIRE-FIGHTING