Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6872946 | Method and sampling device for detection of low levels of a property/quality trait present in an inhomogeneously distributed sample substrate | Ching-Hui Tseng, Kangming Ma, Nan Wang | 2005-03-29 |
| 6575476 | Chuck for holding a hub assembly | — | 2003-06-10 |