Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337041 | Method for making a vulcanized elastomer capable of combining with polyurethane without use of adhesive and method of using the elastomer so made | — | 2002-01-08 |
| 6196240 | Equipment for conveyance and treatment of garbage in high building | Howard Liao, Hen-Te Liao, Gun Je Liao, Han LIU | 2001-03-06 |