Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659130 | Simple device for testing chemical permeation | Hsieh-Chang Chang, Tsuey-Huah Hwang, Yih-Shiaw Huang, C. H. Lo | 1997-08-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659130 | Simple device for testing chemical permeation | Hsieh-Chang Chang, Tsuey-Huah Hwang, Yih-Shiaw Huang, C. H. Lo | 1997-08-19 |