Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7521145 | Fuel cells for use in portable devices | Shung-Huei Chang | 2009-04-21 |
| 7122260 | Method and system for improving efficiency of fuel cell in portable devices | Shung-Huei Chang | 2006-10-17 |
| 4975387 | Formation of epitaxial si-ge heterostructures by solid phase epitaxy | Sharka M. Prokes, Aristos Christou | 1990-12-04 |
| 4505023 | Method of making a planar INP insulated gate field transistor by a virtual self-aligned process | Marvin L. Bark | 1985-03-19 |