Leif Erickson

Person

Saint Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Shunt regulator for spectral shift controlled light source
- Patent number 10,485,072
- Issue date Nov 19, 2019
- SIGNIFY NORTH AMERICA CORPORATION
- Zdenko Grajcar
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Shunt regulator for spectral shift controlled light source
- Patent number 10,091,857
- Issue date Oct 2, 2018
- Once Innovations, Inc.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Spectral shift control for dimmable AC LED lighting
- Patent number 9,775,212
- Issue date Sep 26, 2017
- Once Innovations, Inc.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Spectral shift control for dimmable AC LED lighting
- Patent number 9,380,665
- Issue date Jun 28, 2016
- Once Innovations, Inc.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Shunt regulator for spectral shift controlled light source
- Patent number 9,247,603
- Issue date Jan 26, 2016
- Once Innovations, Inc.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
SHUNT REGULATOR FOR SPECTRAL SHIFT CONTROLLED LIGHT SOURCE
- Publication number 20190014636
- Publication date Jan 10, 2019
- ONCE INNOVATIONS, INC.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SPECTRAL SHIFT CONTROL FOR DIMMABLE AC LED LIGHTING
- Publication number 20160381756
- Publication date Dec 29, 2016
- ONCE INNOVATIONS, INC.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SHUNT REGULATOR FOR SPECTRAL SHIFT CONTROLLED LIGHT SOURCE
- Publication number 20160212817
- Publication date Jul 21, 2016
- ONCE INNOVATIONS, INC.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
UV CHAMBER AND METHOD OF SANITIZING AGRICULTURAL FACILITIES USING T...
- Publication number 20150343103
- Publication date Dec 3, 2015
- ONCE INNOVATIONS, INC.
- Zdenko Grajcar
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SHUNT REGULATOR FOR SPECTRAL SHIFT CONTROLLED LIGHT SOURCE
- Publication number 20150230309
- Publication date Aug 13, 2015
- ONCE INNOVATIONS, INC.
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SPECTRAL SHIFT CONTROL FOR DIMMABLE AC LED LIGHTING
- Publication number 20140111091
- Publication date Apr 24, 2014
- Zdenko Grajcar
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Leif Erickson

Person

Patents Grantslast 30 patents

Shunt regulator for spectral shift controlled light source

Shunt regulator for spectral shift controlled light source

Spectral shift control for dimmable AC LED lighting

Spectral shift control for dimmable AC LED lighting

Shunt regulator for spectral shift controlled light source

Patents Applicationslast 30 patents

SHUNT REGULATOR FOR SPECTRAL SHIFT CONTROLLED LIGHT SOURCE

SPECTRAL SHIFT CONTROL FOR DIMMABLE AC LED LIGHTING

SHUNT REGULATOR FOR SPECTRAL SHIFT CONTROLLED LIGHT SOURCE

UV CHAMBER AND METHOD OF SANITIZING AGRICULTURAL FACILITIES USING T...

SHUNT REGULATOR FOR SPECTRAL SHIFT CONTROLLED LIGHT SOURCE

SPECTRAL SHIFT CONTROL FOR DIMMABLE AC LED LIGHTING