Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8851439 | Reading stand | Beverly C. Phifer, Thomas G. Grammer | 2014-10-07 |
| 8123189 | Reading stand | Beverly C. Phifer, Thomas G. Grammer | 2012-02-28 |
| 7959124 | Reading stand | Beverly C. Phifer, Thomas G. Grammer | 2011-06-14 |
| 7770864 | Reading stand | Beverly C. Phifer, Thomas G. Grammer, Marsha Sprayberry, Tanya Baker | 2010-08-10 |
| 7172167 | Reading stand | Beverly C. Phifer, Thomas G. Grammer | 2007-02-06 |