Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7244460 | Tripolyphosphate pet food palatability enhancers | Yanien Lee, Zulin Shi, Huoy-Jiun Wang | 2007-07-17 |
| 6660319 | Flavors for pet food and method of manufacture | Zulin Shi, Jeff Alix, Hui Li, Paul Edward Nowaczyk | 2003-12-09 |
| 5611360 | Smoking article | — | 1997-03-18 |
| 5094253 | Dye for coloring cigarette paper | Frank Kelley St. Charles, John H. Lauterbach, Li-Chung Chao, Baran B. Chakraborty, Andrew McMurtrie | 1992-03-10 |
| 5090426 | Smoking article | Li-Chung Chao | 1992-02-25 |
| 5038804 | Smoking device | Li-Chung Chao | 1991-08-13 |
| 4955397 | Cigarette | Robert R. Johnson | 1990-09-11 |
| 4861604 | Sheetable thermostable filling composition | Regina A. Brown, Victor H. Ke | 1989-08-29 |
| 4752494 | Thermostable edible creme | Jiann-Yuh Chen | 1988-06-21 |