Michael J. Svendsen

Person

Blaine, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Respirator negative pressure fit check devices and methods
- Patent number 12,128,259
- Issue date Oct 29, 2024
- 3M Innovative Properties Company
- William A. Mittelstadt
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Flexible filter element having an end outlet
- Patent number 11,738,218
- Issue date Aug 29, 2023
- 3M Innovative Properties Company
- John S. Huberty
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Flexible filter element having an end outlet
- Patent number 11,311,752
- Issue date Apr 26, 2022
- 3M Innovative Properties Company
- John S. Huberty
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Respirator negative pressure fit check devices and methods
- Patent number 11,052,268
- Issue date Jul 6, 2021
- 3M Innovative Properties Company
- William A. Mittelstadt
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Filter element having a pattern
- Patent number D886273
- Issue date Jun 2, 2020
- 3M Innovative Properties Company
- John S. Huberty
- D23 - Environmental heating and cooling
Information Patent Grant
Respirator negative pressure fit check devices and methods
- Patent number 9,950,202
- Issue date Apr 24, 2018
- 3M Innovative Properties Company
- William A. Mittelstadt
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Filter element having a pattern
- Patent number D792959
- Issue date Jul 25, 2017
- 3M Innovative Properties Company
- John S. Huberty
- D23 - Environmental heating and cooling
Information Patent Grant
Filter element having a connector
- Patent number D779674
- Issue date Feb 21, 2017
- 3M Innovative Properties Company
- David M. Blomberg
- D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

Information Patent Application
Flexible Filter Element Having An End Outlet
- Publication number 20220219025
- Publication date Jul 14, 2022
- 3M Innovative Properties Company
- John S. HUBERTY
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
RESPIRATOR NEGATIVE PRESSURE FIT CHECK DEVICES AND METHODS
- Publication number 20210290992
- Publication date Sep 23, 2021
- 3M Innovative Properties Company
- William A. Mittelstadt
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Dual-Molded Polyamide-Silicone Composite Article and Methods of Making
- Publication number 20210147677
- Publication date May 20, 2021
- 3M Innovative Properties Company
- Ramnath Subramaniam
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Flexible Filter Element Having An End Outlet
- Publication number 20180043191
- Publication date Feb 15, 2018
- 3M Innovative Properties Company
- John S. HUBERTY
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
RESPIRATOR NEGATIVE PRESSURE FIT CHECK DEVICES AND METHODS
- Publication number 20140251327
- Publication date Sep 11, 2014
- 3M Innovative Properties Company
- William A. Mittelstadt
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
RESPIRATOR NEGATIVE PRESSURE FIT CHECK DEVICES AND METHODS
- Publication number 20140216474
- Publication date Aug 7, 2014
- 3M Innovative Properties Company
- William A. Mittelstadt
- A62 - LIFE-SAVING FIRE-FIGHTING

Michael J. Svendsen

Person

Patents Grantslast 30 patents

Respirator negative pressure fit check devices and methods

Flexible filter element having an end outlet

Flexible filter element having an end outlet

Respirator negative pressure fit check devices and methods

Filter element having a pattern

Respirator negative pressure fit check devices and methods

Filter element having a pattern

Filter element having a connector

Patents Applicationslast 30 patents

Flexible Filter Element Having An End Outlet

RESPIRATOR NEGATIVE PRESSURE FIT CHECK DEVICES AND METHODS

Dual-Molded Polyamide-Silicone Composite Article and Methods of Making

Flexible Filter Element Having An End Outlet

RESPIRATOR NEGATIVE PRESSURE FIT CHECK DEVICES AND METHODS

RESPIRATOR NEGATIVE PRESSURE FIT CHECK DEVICES AND METHODS