Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7717988 | Fire resistive coating | Harry H. Chappell, Robert R. Swinney | 2010-05-18 |
| 7416589 | Water enhancement fire retardant | Harry H. Chappell, Robert R. Swinney | 2008-08-26 |
| 7087105 | Water enhancement fire retardant | Harry H. Chappell, Robert R. Swinney | 2006-08-08 |
| 5567248 | Modular solar cell contact arrangement | — | 1996-10-22 |