Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897861 | Easy visual training templates to teach piano scale fingering sequences | Barbara Louise DeLong, Nathaniel Lee DeLong | 2011-03-01 |
| 6925951 | Boat docking rope cuffs | — | 2005-08-09 |
| 5506680 | Liquid mercury optical scintillator system for simulating optical atmospheric turbulence effects | Jack H. Parker, Elizabeth A. Beecher, Scott A. Milligan | 1996-04-09 |
| 4930352 | Reflective membrane optical scintillator | Jack H. Parker | 1990-06-05 |