Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647561 | Spool | Lawrence J. Walton, Duncan B Gilmore, Nicholas D Agnew | 2003-11-18 |
| 5572988 | Solar absorber assemblies | — | 1996-11-12 |
| 4491308 | Door finishing support structure | Ralph C. Pinto | 1985-01-01 |
| 4269172 | Solar water-heating apparatus | Peter D. Parker, Lawrence J. Walton | 1981-05-26 |