Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5188773 | Tower packing with small and large louvers and mixing method | Gilbert K. Chen, Jorge A. Bonilla, Don Glaspie, George De Bruyn | 1993-02-23 | $7,331,000 |
| 5185106 | Tower packing with small louvers and mixing method | Gilbert K. Chen, Jorge A. Bonilla, Don Glaspie, George De Bruyn | 1993-02-09 | $3,982,000 |
| 5080836 | Tower packing with small and large louvers | Gilbert K. Chen, Jorge A. Bonilla, Don Glaspie | 1992-01-14 | $9,474,000 |
| 5057250 | Tower packing with small louvers | Gilbert K. Chen, Jorge A. Bonilla, Don Glaspie | 1991-10-15 | $8,639,000 |