Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D386675 | Confection package | — | 1997-11-25 |
| D384274 | Confection package | — | 1997-09-30 |
| 4692318 | Process for simultaneously removing nitrogen oxides, sulfur oxides, and particulates | Richard A. Kretchmer | 1987-09-08 |
| 4617175 | Nitrogen oxide, sulfur oxide, and particulate removal system | Richard A. Kretchmer | 1986-10-14 |
| 4609537 | Process for simultaneously removing nitrogen oxides, sulfur oxides, and particulates | Richard A. Kretchmer | 1986-09-02 |