Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5188773 | Tower packing with small and large louvers and mixing method | Gilbert K. Chen, Robert McKelvy, Jorge A. Bonilla, Don Glaspie | 1993-02-23 |
| 5185106 | Tower packing with small louvers and mixing method | Gilbert K. Chen, Robert McKelvy, Jorge A. Bonilla, Don Glaspie | 1993-02-09 |