Johannes Hoogenraad

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Plymouth, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Unitary respirator with molded thermoset elastomeric elements
- Patent number 12,070,633
- Issue date Aug 27, 2024
- 3M Innovative Properties Company
- Paul J. Flannigan
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Unitary respirator with molded thermoset elastomeric elements
- Patent number 11,701,528
- Issue date Jul 18, 2023
- 3M Innovative Properties Company
- Paul J. Flannigan
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Unitary respirator with molded thermoset elastomeric elements
- Patent number 10,065,056
- Issue date Sep 4, 2018
- 3M Innovative Properties Company
- Paul J. Flannigan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Respirator facepiece with thermoset elastomeric face seal
- Patent number 8,820,326
- Issue date Sep 2, 2014
- 3M Innovative Properties Company
- Paul J. Flannigan
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
UNITARY RESPIRATOR WITH MOLDED THERMOSET ELASTOMERIC ELEMENTS
- Publication number 20230321465
- Publication date Oct 12, 2023
- 3M Innovative Properties Company
- Paul J. Flannigan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Unitary Respirator With Molded Thermoset Elastomeric Elements
- Publication number 20180339178
- Publication date Nov 29, 2018
- 3M Innovative Properties Company
- Paul J. Flannigan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Unitary Respirator With Molded Thermoset Elastomeric Elements
- Publication number 20150128936
- Publication date May 14, 2015
- 3M Innovative Properties Company
- Paul J. Flannigan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
RESPIRATOR FACEPIECE WITH THERMOSET ELASTOMERIC FACE SEAL
- Publication number 20100206311
- Publication date Aug 19, 2010
- Paul J. Flannigan
- A62 - LIFE-SAVING FIRE-FIGHTING