STEP Technologies, Inc.

Organization

Minneapolis, MN, US

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Audio speaker with graduated voice coil windings
- Patent number 7,492,918
- Issue date Feb 17, 2009
- Step Technologies Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual-gap transducer with radially-charged magnet
- Patent number 7,477,757
- Issue date Jan 13, 2009
- Step Technologies Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Laminated motor structure for electromagnetic transducer
- Patent number 7,457,429
- Issue date Nov 25, 2008
- Step Technologies Inc.
- Enrique M. Stiles
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Loudspeaker enclosure with damping material laminated within intern...
- Patent number 7,270,215
- Issue date Sep 18, 2007
- Step Technologies Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electromagnetic transducer with eccentrically mounted voice coil fo...
- Patent number 7,233,681
- Issue date Jun 19, 2007
- STEP Technologies, Inc.
- Patrick M. Tummire
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Shorting ring fixture for electromagnetic transducer
- Patent number 7,227,970
- Issue date Jun 5, 2007
- Step Technologies Inc.
- Richard C. Calderwood
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Thermal chimney equipped audio speaker cabinet
- Patent number 7,181,039
- Issue date Feb 20, 2007
- Step Technologies Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electromagnetic transducer with asymmetric diaphragm
- Patent number 7,177,440
- Issue date Feb 13, 2007
- Step Technologies Inc.
- Patrick M. Turnmire
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electromagnetic transducer having a low reluctance return path
- Patent number 7,065,225
- Issue date Jun 20, 2006
- STEP Technologies, Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tabbed speaker frame with oversized diaphragm
- Patent number 7,031,487
- Issue date Apr 18, 2006
- STEP Technologies, Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Push-pull electromagnetic transducer with increased Xmax
- Patent number 7,006,654
- Issue date Feb 28, 2006
- STEP Technologies, Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Push-push multiple magnetic air gap transducer
- Patent number 6,996,247
- Issue date Feb 7, 2006
- STEP Technologies, Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Push-push multiple magnetic air gap transducer
- Patent number 6,940,992
- Issue date Sep 6, 2005
- Step Technologies Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electromagnetic transducer having multiple magnetic air gaps whose...
- Patent number 6,917,690
- Issue date Jul 12, 2005
- STEP Technologies, Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Bessel line source array
- Publication number 20070263894
- Publication date Nov 15, 2007
- STEP Technologies Inc.
- Enrique M. Stiles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trademarklast 30 trademarks

Information Trademark
75867857 - STEP
- Serial number 75867857
- Registration number 2875884
- Filing date Dec 9, 1999
- STEP TECHNOLOGY, INC.
- 41 - Education
Information Trademark
75407035 - STEP TECHNOLOGY
- Serial number 75407035
- Registration number 2273694
- Filing date Dec 17, 1997
- STEP TECHNOLOGY, INC.
- 41 - Education

STEP Technologies, Inc.

Organization

Patents Grantslast 30 patents

Audio speaker with graduated voice coil windings

Dual-gap transducer with radially-charged magnet

Laminated motor structure for electromagnetic transducer

Loudspeaker enclosure with damping material laminated within intern...

Electromagnetic transducer with eccentrically mounted voice coil fo...

Shorting ring fixture for electromagnetic transducer

Thermal chimney equipped audio speaker cabinet

Electromagnetic transducer with asymmetric diaphragm

Electromagnetic transducer having a low reluctance return path

Tabbed speaker frame with oversized diaphragm

Push-pull electromagnetic transducer with increased Xmax

Push-push multiple magnetic air gap transducer

Push-push multiple magnetic air gap transducer

Electromagnetic transducer having multiple magnetic air gaps whose...

Patents Applicationslast 30 patents

Bessel line source array

Trademarklast 30 trademarks

75867857 - STEP

75407035 - STEP TECHNOLOGY