Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317203 | Collator error recovery | James H. Hubbard, Wayne E. Robbins, Paul R. Spivey | 1982-02-23 |
| 4285591 | Computer-controlled copy production machine having job separation capabilities | James H. Hubbard, Paul R. Spivey | 1981-08-25 |
| 4201464 | Copy production machines having job separation capabilities | James H. Hubbard, Paul R. Spivey | 1980-05-06 |