Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9895463 | Solid state fragrancing | John T. Irwin, Stephen A. Dukes, Robert James Hayes, Jeffrey C. Gayer | 2018-02-20 |
| 9863131 | Solid state fragrancing | John T. Irwin, Stephen A. Dukes, Robert James Hayes, Jeffrey C. Gayer | 2018-01-09 |
| 9422697 | Solid state fragrancing | John T. Irwin, Stephen A. Dukes, Robert James Hayes, Jeffrey C. Gayer | 2016-08-23 |
| 9309657 | Floor mat | John T. Irwin, Stephen A. Dukes, Robert James Hayes, Jeffrey C. Gayer, Mark S. Woytowich +2 more | 2016-04-12 |
| 9278152 | Solid state fragrancing | John T. Irwin, Stephen A. Dukes, Robert James Hayes, Jeffrey C. Gayer | 2016-03-08 |
| 9234338 | Fragrance control | John T. Irwin, Stephen A. Dukes, Robert James Hayes, Jeffrey C. Gayer | 2016-01-12 |