Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5987358 | Semiconductor device packaging and method of fabrication | Philip H. Chen, Dennis M. Gibson, Kenneth R. Ulmer | 1999-11-16 |
| 5954751 | Implantable defibrillator with stacked transistor subassemblies | Philip A. Chen, Xiaohai He, Scott A. Armstrong | 1999-09-21 |