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About
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GeekWire Features Singletto’s FDA-Cleared Oxafence ProGear Mask Now Available on Amazon
Daniel Hoang 10/9/25 Daniel Hoang 10/9/25

GeekWire Features Singletto’s FDA-Cleared Oxafence ProGear Mask Now Available on Amazon

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Singletto Selected for DARPA’s Embedded Entrepreneur Initiative
Daniel Hoang 7/21/25 Daniel Hoang 7/21/25

Singletto Selected for DARPA’s Embedded Entrepreneur Initiative

Company’s Oxafence® Active Protection platform recognized for transition potential to military and healthcare applications

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Singletto Featured as Lead Story in GeekWire
Daniel Hoang 12/26/24 Daniel Hoang 12/26/24

Singletto Featured as Lead Story in GeekWire

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ProGear + Oxafence Masks Receive FDA Clearance and Launch in U.S. Healthcare
Daniel Hoang 11/21/24 Daniel Hoang 11/21/24

ProGear + Oxafence Masks Receive FDA Clearance and Launch in U.S. Healthcare

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Singletto Supported Teledyne FLIR in the U.S. Defense Advanced Research Projects Agency (DARPA) PPB Program
Daniel Hoang 11/18/24 Daniel Hoang 11/18/24

Singletto Supported Teledyne FLIR in the U.S. Defense Advanced Research Projects Agency (DARPA) PPB Program

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Daniel Hoang 9/29/23 Daniel Hoang 9/29/23

Grand Challenges Annual Meeting to Include MB Presentation 

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Singletto to Partner with Kenyan Healthcare Organizations on TB Research
Daniel Hoang 7/20/23 Daniel Hoang 7/20/23

Singletto to Partner with Kenyan Healthcare Organizations on TB Research

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Singletto Launches ProGear+Oxafence Masks in New Zealand
Daniel Hoang 2/1/23 Daniel Hoang 2/1/23

Singletto Launches ProGear+Oxafence Masks in New Zealand

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aPDI Method Proven Effective Against Norovirus, Coronaviruses, and Ebola, Lassa, and Nipah Viruses, according to WHO and Global Researchers, Including Singletto Co-Founders
Daniel Hoang 8/16/22 Daniel Hoang 8/16/22

aPDI Method Proven Effective Against Norovirus, Coronaviruses, and Ebola, Lassa, and Nipah Viruses, according to WHO and Global Researchers, Including Singletto Co-Founders

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Canadian Healthcare Facilities Magazine: Dyes, Light, and Oxygen by Singletto CEO John Bjornson
Daniel Hoang 8/7/22 Daniel Hoang 8/7/22

Canadian Healthcare Facilities Magazine: Dyes, Light, and Oxygen by Singletto CEO John Bjornson

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Singletto Launches Oxafence Mask Spray in New Zealand
Daniel Hoang 8/1/22 Daniel Hoang 8/1/22

Singletto Launches Oxafence Mask Spray in New Zealand

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Protective Dye Methylene Blue Plus Light Proven to Inactivate "Hard-to-kill" Norovirus
Daniel Hoang 11/15/21 Daniel Hoang 11/15/21

Protective Dye Methylene Blue Plus Light Proven to Inactivate "Hard-to-kill" Norovirus

It all begins with an idea.

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Infection Control & Hospital Epidemiology Publishes Drs. Lendvay, Chen, et al. WHO-led DeMaND Study
Daniel Hoang 5/22/21 Daniel Hoang 5/22/21

Infection Control & Hospital Epidemiology Publishes Drs. Lendvay, Chen, et al. WHO-led DeMaND Study

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Top Doctor 2021: Singletto’s Lendvay Named by Seattle Magazine
Daniel Hoang 5/20/21 Daniel Hoang 5/20/21

Top Doctor 2021: Singletto’s Lendvay Named by Seattle Magazine

It all begins with an idea.

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A Moral Obligation: Why the Former Providence President Wants Singletto Tech Out Now
Daniel Hoang 3/25/21 Daniel Hoang 3/25/21

A Moral Obligation: Why the Former Providence President Wants Singletto Tech Out Now

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Hospital News: Light kills. SARS-CoV-2, That Is.
Daniel Hoang 2/25/21 Daniel Hoang 2/25/21

Hospital News: Light kills. SARS-CoV-2, That Is.

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CBC: This Simple Mix of Dye and Light could Decontaminate Masks for Reuse
Daniel Hoang 2/12/21 Daniel Hoang 2/12/21

CBC: This Simple Mix of Dye and Light could Decontaminate Masks for Reuse

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World Health Organization Updates COVID-19 PPE Guidelines to Include New Decontamination Method: Methylene Blue + Light
Daniel Hoang 1/15/21 Daniel Hoang 1/15/21

World Health Organization Updates COVID-19 PPE Guidelines to Include New Decontamination Method: Methylene Blue + Light

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From Ebola to SARS-CoV-2: Dr. Mores Recaps His Recent DRC Trip
Daniel Hoang 1/14/21 Daniel Hoang 1/14/21

From Ebola to SARS-CoV-2: Dr. Mores Recaps His Recent DRC Trip

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Light-Activated Dyes Explained by a Foremost Expert
Daniel Hoang 1/8/21 Daniel Hoang 1/8/21

Light-Activated Dyes Explained by a Foremost Expert

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Oxafence Active Protection™

Unlocking what antimicrobial materials can do in the real world.

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The Oxafence® technology is currently FDA-cleared in the ProGear Surgical Masks with Oxafence, which are available in the U.S. and New Zealand. Pursuit of other products with relevant regulatory registrations is underway.
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