Jack S. Barufka

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Reston, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Exercise apparatus with resilient foot support
- Patent number 10,010,738
- Issue date Jul 3, 2018
- Stamina Products, Inc.
- Kevin Gerschefske
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Exercise apparatus with resilient foot support
- Patent number 8,562,492
- Issue date Oct 22, 2013
- Stamina Products, Inc.
- Kevin Gerschefske
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Exercise apparatus with resilient foot support
- Patent number 7,806,805
- Issue date Oct 5, 2010
- Stamina Products, Inc.
- Jack S. Barufka
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
EXERCISE APPARATUS WITH RESILIENT FOOT SUPPORT
- Publication number 20140024509
- Publication date Jan 23, 2014
- STAMINA PRODUCTS, INC.
- Kevin Gerschefske
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
EXERCISE APPARATUS WITH RESILIENT FOOT SUPPORT
- Publication number 20100292060
- Publication date Nov 18, 2010
- STAMINA PRODUCTS, INC.
- Jack S. Barufka
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Exercise apparatus with resilient foot support
- Publication number 20070219053
- Publication date Sep 20, 2007
- STAMINA PRODUCTS, INC.
- Jack S. Barufka
- A63 - SPORTS GAMES AMUSEMENTS