Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6315834 | Method for removing extraneous matter by using fluorine-containing solution | Ping-Chung Chung, Tsung-Lin Lu, Chin-Hsien Chen, Weng-Yi Chen, Jack Yao +1 more | 2001-11-13 | $597,000 |
| 6187080 | Exhaust gas treatment apparatus including a water vortex means and a discharge pipe | Chung Ping-Chung, Lu Tsung-Lin, Chi-Hsien Chen, Jing-Yi Huang, Ju-Long Lee +1 more | 2001-02-13 | $1,866,000 |
| 6095063 | Exhaust treatment machine | Ju-Long Lee | 2000-08-01 |