Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5844996 | Active electronic noise suppression system and method for reducing snoring noise | Dieter Enzmann, Ahmet Karakasoglu, Chin Ngek Hung, James S. Abbott | 1998-12-01 |
| 5797852 | Sleep apnea screening and/or detecting apparatus and method | Ahmet Karakasoglu, Chin Ngek Hung, Lawrence C. Grotte | 1998-08-25 |
| 5625684 | Active noise suppression system for telephone handsets and method | Dieter Enzmann, Ahmet Karakasoglu | 1997-04-29 |
| D298616 | Modular power supply | Daniel Aschbacher, Tadao B. Warashina, David C. Hoffman | 1988-11-22 |
| 4691274 | Modular electronic power supply | David C. Hoffman, Donald M. Barrus | 1987-09-01 |
| 4603345 | Module construction for semiconductor chip | James Cheng Lee, Gene M. Amdahl, Carlton G. Amdahl, Robert J. Beall, John W. Sliwa +1 more | 1986-07-29 |