Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D928944 | Pill spoon | — | 2021-08-24 |
| 7500647 | Jar holder | Kathleen Langan Lefferson | 2009-03-10 |
| 7267460 | Adjustable beams night light | — | 2007-09-11 |
| 6955448 | Under the bed night light | — | 2005-10-18 |
| 5959533 | Tamper detection for body worn transmitter | Hoyt M. Layson, David Segal | 1999-09-28 |
| 4484141 | Device for isoelectric focusing | Richard B. Cook, Calvin A. Saravis | 1984-11-20 |