Jianxian Xue

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Filtering face mask that has a resilient seal surface in its exhala...
- Patent number 7,188,622
- Issue date Mar 13, 2007
- 3M Innovative Properties Company
- Philip G. Martin
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Filtering face mask that uses an exhalation valve that has a multi-...
- Patent number 7,028,689
- Issue date Apr 18, 2006
- 3M Innovative Properties Company
- Philip G. Martin
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Exhalation and inhalation valves that have a multi-layered flexible...
- Patent number 7,013,895
- Issue date Mar 21, 2006
- 3M Innovative Properties Company
- Philip G. Martin
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Face masks having an elastic and polyolefin thermoplastic band atta...
- Patent number 6,332,465
- Issue date Dec 25, 2001
- 3M Innovative Properties Company
- Jianxian Xue
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Exhalation and inhalation valves that have a multi-layered flexible...
- Publication number 20050155607
- Publication date Jul 21, 2005
- 3M Innovative Properties Company
- Philip G. Martin
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
FILTERING FACE MASK THAT USES AN EXHALATION VALVE THAT HAS A MULTI-...
- Publication number 20050061327
- Publication date Mar 24, 2005
- Philip G. Martin
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Filtering face mask that has a resilient seal surface in its exhala...
- Publication number 20040255947
- Publication date Dec 23, 2004
- 3M Innovative Properties Company
- Philip G. Martin
- A62 - LIFE-SAVING FIRE-FIGHTING