HPN Holdings, Inc.

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Fresno, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Mobile elliptically driven device and steering mechanism
- Patent number 8,911,332
- Issue date Dec 16, 2014
- HPN Holdings, Inc.
- David W Kraus
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Mobile elliptically driven device and steering mechanism
- Patent number 8,535,206
- Issue date Sep 17, 2013
- HPN Holdings, Inc.
- David Kraus
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

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