Thursday, November 20th 2008 6:47PM
EDT
Patents
|
US Patent # |
Date Issued |
| 1. |
4,738,623 |
April 19, 1988 |
| 2. |
5,484,285 |
January 16, 1996 |
| 3. |
5,499,918 |
March 19, 1996 |
| 4. |
5,749,731 |
May 12, 1998 |
| 5. |
5,827,062 |
October 27, 1998 |
| 6. |
5,888,066 |
March 30, 1999 |
| 7. |
6,200,345 |
March 13, 2001 |
| 8. |
6,227,857 |
May 8, 2001 |
| 9. |
6,290,500 |
September 18, 2001 |
| 10. |
6,325,628 |
December 4, 2001 |
| 11. |
6,592,370 |
July 15, 2003 |
| 12. |
6,688,887 |
February 10, 2004 |
| 13. |
6,991,462 |
January 31, 2006 |
| 14. |
7,114,952 |
October 3, 2006 |
| 15. |
7,214,062 |
May 8, 2007 |