Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4758244 | Upgrading solid fuels | Kay F. Harvey, Theodore V. Verheyen, Alan Loyd Chaffee, Alan S. Buchanan, David A. Cain | 1988-07-19 |
| 4701184 | Upgrading solid fuels | Kaye F. Harvey, Alan S. Buchanan, David A. Cain | 1987-10-20 |
| 4627575 | Upgrading solid fuels | Alan Loyd Chaffee, David A. Cain, Alan S. Buchanan | 1986-12-09 |