Nhat Ha Nguyen

Person

Woodbury, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pleated air filter with bridging filaments and continuous-contact f...
- Patent number 12,017,175
- Issue date Jun 25, 2024
- 3M Innovative Properties Company
- Zhiqun Zhang
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Respirator including polymeric netting and method of forming same
- Patent number 11,033,763
- Issue date Jun 15, 2021
- 3M Innovative Properties Company
- Nhat Ha Thi Nguyen
- A41 - WEARING APPAREL
Information Patent Grant
Respirator having elastic straps having openwork structure
- Patent number 10,653,901
- Issue date May 19, 2020
- 3M Innovative Properties Company
- Nhat Ha T. Nguyen
- A41 - WEARING APPAREL
Information Patent Grant
Molded respirator having outer cover web joined to mesh
- Patent number 10,245,537
- Issue date Apr 2, 2019
- 3M Innovative Properties Company
- Seyed A. Angadjivand
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Splash-fluid resistant filtering face-piece respirator
- Patent number 8,794,238
- Issue date Aug 5, 2014
- 3M Innovative Properties Company
- Nhat Ha T. Nguyen
- A41 - WEARING APPAREL
Information Patent Grant
Flat-fold filtering face-piece respirator having structural weld pa...
- Patent number 8,640,704
- Issue date Feb 4, 2014
- 3M Innovative Properties Company
- Scott A. Spoo
- A41 - WEARING APPAREL
Information Patent Grant
Respiratory mask
- Patent number D697199
- Issue date Jan 7, 2014
- 3M Innovative Properties Company
- Seyed A. Angadjivand
- D24 - Medical and laboratory equipment
Information Patent Grant
Respiratory mask
- Patent number D695886
- Issue date Dec 17, 2013
- 3M Innovative Properties Company
- Debra R. Dawson
- D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

Information Patent Application
PLEATED AIR FILTER WITH BRIDGING FILAMENTS AND CONTINUOUS-CONTACT F...
- Publication number 20210229022
- Publication date Jul 29, 2021
- 3M INNOVATIVE PROPERTIES COMPANY
- Zhiqun Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Respirator Including Polymeric Netting And Method of Forming Same
- Publication number 20170274228
- Publication date Sep 28, 2017
- 3M Innovative Properties Company
- Nhat Ha Thi Nguyen
- A41 - WEARING APPAREL
Information Patent Application
Respirator Having Corrugated Filtering Structure
- Publication number 20170252590
- Publication date Sep 7, 2017
- 3M Innovative Properties Company
- Seyed A. Angadjivand
- A41 - WEARING APPAREL
Information Patent Application
Respirator Having Elastic Straps Having Openwork Structure
- Publication number 20150238783
- Publication date Aug 27, 2015
- 3M Innovative Properties Company
- Nhat Ha T. Nguyen
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
FILTERING FACE-PIECE RESPIRATOR HAVING SUPPORT STRUCTURE INJECTION...
- Publication number 20130340768
- Publication date Dec 26, 2013
- 3M Innovative Properties Company
- Yonas Gebrewold
- A41 - WEARING APPAREL
Information Patent Application
MOLDED RESPIRATOR HAVING OUTER COVER WEB JOINED TO MESH
- Publication number 20130291876
- Publication date Nov 7, 2013
- 3M Innovative Properties Company
- Seyed A. Angadjivand
- A41 - WEARING APPAREL
Information Patent Application
RESPIRATOR HAVING MOTTLED APPEARANCE
- Publication number 20130291877
- Publication date Nov 7, 2013
- 3M Innovative Properties Company
- Nhat Ha T. Nguyen
- A41 - WEARING APPAREL
Information Patent Application
FLAT-FOLD FILTERING FACE-PIECE RESPIRATOR HAVING STRUCTURAL WELD PA...
- Publication number 20110067700
- Publication date Mar 24, 2011
- 3M Innovative Properties Company
- Scott A Spoo
- A62 - LIFE-SAVING FIRE-FIGHTING

Nhat Ha Nguyen

Person

Patents Grantslast 30 patents

Pleated air filter with bridging filaments and continuous-contact f...

Respirator including polymeric netting and method of forming same

Respirator having elastic straps having openwork structure

Molded respirator having outer cover web joined to mesh

Splash-fluid resistant filtering face-piece respirator

Flat-fold filtering face-piece respirator having structural weld pa...

Respiratory mask

Respiratory mask

Patents Applicationslast 30 patents

PLEATED AIR FILTER WITH BRIDGING FILAMENTS AND CONTINUOUS-CONTACT F...

Respirator Including Polymeric Netting And Method of Forming Same

Respirator Having Corrugated Filtering Structure

Respirator Having Elastic Straps Having Openwork Structure

FILTERING FACE-PIECE RESPIRATOR HAVING SUPPORT STRUCTURE INJECTION...

MOLDED RESPIRATOR HAVING OUTER COVER WEB JOINED TO MESH

RESPIRATOR HAVING MOTTLED APPEARANCE

FLAT-FOLD FILTERING FACE-PIECE RESPIRATOR HAVING STRUCTURAL WELD PA...