Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6023881 | Plant protection bag | Richard Lee Huffman | 2000-02-15 |
| D409239 | Set of play money of various denominations | Richard Lee Huffman | 1999-05-04 |
| 5725381 | Motivation system for children | Richard Lee Huffman | 1998-03-10 |