Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308798 | Adaptive bias circuits and methods for CMOS millimeter-wave power amplifiers | Sravya Alluri, Narek Rostomyan, Seyed Bagher Rabet | 2025-05-20 |
| 12249963 | Method for enhancing power amplifier efficiency and linearity and power amplifier | Seyed Bagher Rabet | 2025-03-11 |
| 11784616 | High efficiency photoconductive semiconductor switch-based amplifier for high power microwave transmission | Tammy Chang, Adam Conway, Victor V. Khitrov, Lars Voss, Benjamin Fasenfest | 2023-10-10 |
| 11421062 | Composite heat insulation system | Abdulmajid Hashemzadeh, Holger Bienerth, Harald Zeh | 2022-08-23 |
| 11059755 | Porous molded body in the form of an insulating plaster layer or an insulating panel | Abdulmajid Hashemzadeh, Harald Zeh | 2021-07-13 |
| 8415837 | Switch mode voltage rectifier, RF energy conversion and wireless power supplies | Paul Theilmann | 2013-04-09 |
| 8159295 | Supply-modulated RF power amplifier and RF amplification methods | Donald Felt Kimball, Jinseong Jeong | 2012-04-17 |
| 8148718 | Low voltage transistors | Lingquan Wang | 2012-04-03 |
| 7953174 | Radio transmission frequency digital signal generation | Ian Galton | 2011-05-31 |
| 7652532 | Correlation method for monitoring power amplifier | Mingyuan Li, Ian Galton, Lawrence E. Larson | 2010-01-26 |
| 7439556 | Substrate driven field-effect transistor | Berinder Brar | 2008-10-21 |
| 6674103 | HBT with nitrogen-containing current blocking base collector interface and method for current blocking | Charles W. Tu, Kazuhiro Mochizuki, Rebecca Welty | 2004-01-06 |
| 6624452 | Gallium nitride-based HFET and a method for fabricating a gallium nitride-based HFET | Edward T. Yu, Silvanus Lau, Xiaozhong Dang | 2003-09-23 |
| 6563145 | Methods and apparatus for a composite collector double heterojunction bipolar transistor | Charles E. Chang, Richard L. Pierson, Jr., Peter J. Zampardi, Jr. | 2003-05-13 |
| 6506659 | High performance bipolar transistor | Peter J. Zampardi, Jr., Klaus Schuegraf, Paul Kempf | 2003-01-14 |
| 5359220 | Hybrid bipolar/field-effect power transistor in group III-V material system | Lawrence E. Larson, Julia J. Brown | 1994-10-25 |
| 5311158 | High power tuning device using layered varactors | Richard C. Edwards, Garth D. Hammond, Dale W. Penner | 1994-05-10 |
| 5266819 | Self-aligned gallium arsenide/aluminum gallium arsenide collector-up heterojunction bipolar transistors capable of microwave applications and method | Mau-Chung Frank Chang | 1993-11-30 |
| 5250826 | Planar HBT-FET Device | Mau-Chung Frank Chang, Richard L. Pierson, Jr. | 1993-10-05 |
| 5185274 | Self-aligned, self-passivated advanced dual lift-off heterojunction bipolar transistor method | Mau-Chung Frank Chang | 1993-02-09 |
| 5028549 | Etched back edge isolation process for heterojunction bipolar transistors | Mau-Chung Frank Chang | 1991-07-02 |
| 4996165 | Self-aligned dielectric assisted planarization process | Mau-Chung Frank Chang | 1991-02-26 |
| 4807008 | Static memory cell using a heterostructure complementary transistor switch | Mau-Chung Frank Chang, Keh-Chung Wang, David L. Miller | 1989-02-21 |
| 4785457 | Heterostructure semiconductor laser | David L. Miller | 1988-11-15 |
| 4775882 | Lateral bipolar transistor | David L. Miller | 1988-10-04 |