Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835334 | Macrocapsules containing microencapsulated phase change materials | Ronald L. Hart, Dale E. Work, David R. Virgallito | 2004-12-28 |
| 6703127 | Macrocapsules containing microencapsulated phase change materials | Ronald L. Hart, Dale E. Work, David R. Virgallito | 2004-03-09 |
| 4464434 | Microencapsulated alkaloidal material and method of producing same | — | 1984-08-07 |
| 4195645 | Tobacco-substitute smoking material | Hubert Bradley, Jr., Robert G. Bayless, Ronald L. Hart | 1980-04-01 |